loggers choose certain trees to cut down while leaving smaller trees intact in order to grow - selective cuttingloggers cut down an entire area and strip it of vegetation - clear cuttingclearing of trees from an area without replacing them - deforestationtrees or vegetation are planted to reestablish trees that have been cut down in previously forested land - reforestation
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Deforestation is a serious issue that has been affecting our planet. Loggers often choose to clear cut an entire area, which strips the land of all vegetation and often leaves it barren.
This can have serious consequences for the ecosystem and the animals that depend on it for survival. Selective cutting is a more sustainable approach that involves only cutting down certain trees, while leaving smaller ones intact to continue growing. This allows the forest to regenerate naturally and helps to maintain the ecosystem. However, even with selective cutting, reforestation efforts are often necessary to help restore the balance of the ecosystem. This involves planting trees and other vegetation to replace those that have been cut down, and is an important step in maintaining a healthy and sustainable environment.
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Related Questions
Why is sexual reproduction associated with meiosis? meiosis reproduces identical DNA meiosis is the complete process of sexual reproduction meiosis helps to generate variability meiosis produces gametes
Answers
Answer:
meiosis produced gametes
Explanation:
During sexual reproduction, meiosis generates genetic variation in offspring because the process randomly shuffles genes across chromosomes and then randomly separates half of those chromosomes into each gamete. The two gametes then randomly fuse to form a new organism.
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A student is given a tissue sample to examine under a microscope . Which of the following would be evidence that the tissue sample she's examining is from a plant?
1. Prokaryote , cell wall
2.Eukaryote, cell membrane, presence of mitochondria
3. Prokaryote , cell membrane , presence of a flagellum
4. Eukaryote , cell wall , presence of chloroplasts
Answers
Can you touch an eagle?
Answers
According to the Bible, eagles are praised for their agility, strength, and endurance that seems to never end. As a divine messenger and a superb hunter, eagles represent one of the four facets of creation. In the Bible, eagles are frequently used as symbols.
Can you get along with an eagle?Put meat inside a bird's enclosure when you've never seen it before. The eagle will eventually happily climb up on your glove to consume the piece of flesh that you eventually place there. According to McGough, who has worked with a dozen different birds and trained as an apprentice under a Mongolian eagle teacher, "that's when you know you've got them."What takes place if an eagle lands on the head?You should interpret this as a hint that either the eagle's young fell to the ground while you were nearby or that the eagle has a nest close by and considers you to be a threat.
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during inhalation, _____muscles contract to elevate the ribs. during forced exhalation, ______muscles contract to depress the ribs
1)internal intercostals; external intercostals
2)rectus abdominis; external obliques
3)diaphragm; transverse abdominis
4)transverse abdominis; diaphragm
5)external intercostals; internal intercostals
.
Answers
During inhalation, external intercostal muscles contract to elevate the ribs. During forced exhalation, internal intercostal muscles contract to depress the ribs.
Explanation:
Inhalation is the process of breathing in. It involves the contraction of the diaphragm and intercostal muscles. The external intercostal muscles are located between the ribs, and they help to elevate the ribs during inhalation. The diaphragm contracts and flattens during inhalation, increasing the volume of the thoracic cavity and reducing pressure in the lungs. Forced exhalation is the process of breathing out with effort, and it involves the contraction of muscles to reduce the volume of the thoracic cavity. The internal intercostal muscles are located deeper between the ribs, and they help to depress the ribs during forced exhalation. The transverse abdominis muscle is also involved in forced exhalation, as it contracts to compress the abdomen and push the diaphragm upward.
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all you need is in the photo
Answers
Answer:
I'm sorry cant see it very well
A elephant cell has 20 chromosomes. how many chromosomes will the cell have just before mitosis begins in the elephant cell?
Answers
The elephant cell will have 20 chromosomes.
Cells undergo interphase before getting to the mitotic phase. At the S phase of the interphase, the amount of DNA in the cell is double by replication. However, the number of chromosomes remains intact.
Thus, the cell gets to the mitotic phase with the same number of chromosomes that is usually present in normal vegetative cells of the animal.
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Pick ALL three main functions of the placenta. Make sure the function is followed by the brief description of the corresponding role in maintaining pregnancy or promoting embryonic development. D a.metabolism - particularly during early pregnancy there is synthesis of glycogen, cholesterol, and fatty acids that are critical nutrients and energy sources for the embryo. O b. transport of gases tightly regulated carbon dioxide removal from fetal circulation is essential for pH homeostasis in the umbilical venous blood. c. transport of nutrients glycogen produced by the placenta is actively transported directly into the fetal plasma at the placental membrane O d. endocrine secretion HCG secretion is essential for the third trimester fetal survival. O e.metabolism-fetal live glycogen accumulation is critical for the initial hours of neonatal life until maternal nutrition is provided. D f. endocrine secretion placental progesterone secretion is the final stage of making the pregnancy completely independent of maternal hypothalamo-pituitary gondal endocrine system. &thermoregulation- if fetal circulation through the placenta is not sufficient, the embryo 'overheats' due to its own high metabolic rate.
Answers
The three main functions of the placenta are:
a) Metabolism particularly during early pregnancy there is a synthesis of glycogen, cholesterol, and fatty acids that are critical nutrients and energy sources for the embryo.
b) Transport of gases tightly regulated carbon dioxide removal from fetal circulation is essential for pH homeostasis in the umbilical venous blood.
c) Transport of nutrients glycogen produced by the placenta is actively transported directly into the fetal plasma at the placental membrane.
a. Metabolism: The placenta plays a crucial role in metabolism during early pregnancy. It synthesizes glycogen, cholesterol, and fatty acids, which serve as critical nutrients and energy sources for the developing embryo. These metabolic processes support embryonic growth and development.
b. Transport of gases: The placenta regulates the transport of gases, particularly the removal of carbon dioxide from the fetal circulation.
This is essential for maintaining pH homeostasis in the umbilical venous blood. Efficient gas exchange in the placenta ensures an adequate oxygen supply to the developing fetus and the removal of waste gases.
c. Transport of nutrients: The placenta actively transports nutrients to support fetal growth and development. For example, glycogen produced by the placenta is transported directly into the fetal plasma at the placental membrane.
This ensures that the fetus receives a constant supply of essential nutrients required for its metabolic needs.
These functions collectively enable the placenta to provide a nurturing environment for the developing embryo or fetus throughout pregnancy.
The placenta acts as a metabolic hub, facilitating nutrient uptake, gas exchange, and waste removal, thus supporting the growth, development, and overall well-being of the developing baby.
Therefore, the correct answer is A, B, and C.
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Pick ALL three main functions of the placenta.
Make sure the function is followed by a brief description of the corresponding role in maintaining pregnancy or promoting embryonic development.
a.metabolism - particularly during early pregnancy there is the synthesis of glycogen, cholesterol, and fatty acids that are critical nutrients and energy sources for the embryo.
b. transport of gases tightly regulated carbon dioxide removal from fetal circulation is essential for pH homeostasis in the umbilical venous blood.
c. transport of nutrients glycogen produced by the placenta is actively transported directly into the fetal plasma at the placental membrane
d. endocrine secretion HCG secretion is essential for the third-trimester fetal survival.
e.metabolism-fetal live glycogen accumulation is critical for the initial hours of neonatal life until maternal nutrition is provided.
f. endocrine secretion Placental progesterone secretion is the final stage of making the pregnancy completely independent of the maternal hypothalamic-pituitary-gonadal endocrine system. &thermoregulation- if fetal circulation through the placenta is not sufficient, the embryo 'overheats' due to its own high metabolic rate.
Shabbir added an unknown substance to a bottle of water and shook the bottle until the two substances were combined. Then he set the bottle aside for 30 minutes. When he came back, the unknown substance had settled on the bottom of the bottle, and the water had risen to the top. Based on Shabbir’s experiment, what can you tell about the unknown substance? A It is hydrophilic. B It is a type of oil. C It is hydrophobic. D It is a homogeneous solution.
Answers
Answer:
C. it is hydrophobic
Explanation:
hydrophobic means failing to mix with water, and this is the exact situation described. if i need to elaborate more tell me
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Read the selection from the section "Geological Oceanography."
Resolution drills sediment-core samples and collects measurements from under the ocean floor. This research helps scientists understand our paleoclimate. Paleoclimatology is the study of weather and climate patterns over hundreds of millions of years. Changes in the seafloor reflect changes in Earth's climate, and this information is very useful in predicting our future climate.
What conclusion is BEST supported by this selection?
A
Seeing how the climate affected the seafloor in the past can help oceanographers understand what is happening now.
B
More sediment samples are needed to understand how the landscape of the seafloor has changed over millions of years.
C
The future changes that will occur in the Earth's weather climate patterns are all events that have happened before.
D
Paleoclimatology is unconcerned with the way the effects of weather and climate patterns on the ocean affect marine life.
Answers
he molecule that enhances the ability of testosterone to promote spermatogenesis is inhibin. TRUE or FALSE
Answers
True; The molecule that enhances the ability of testosterone to promote spermatogenesis is inhibin.
Inhibin reduces the production of FSH in both males and females. The hypothalamic release of GnRH is not inhibited by Inhibin. The general mechanism varies between the sexes, though. In the seminiferous tubules of the testes, it is secreted by Sertoli cells. Inhibin is a protein that may assist in locally regulating spermatogenesis and is produced in response to androgens.
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Please order the following choices to reflect the appropriate sequence of materials used in the Gram staining procedure.
safranin
safranin Open choices for matching
Gramâs iodine
Gramâs iodine Open choices for matching
alcohol
alcohol Open choices for matching
Answers
The correct order is as : Gram's iodine → Alcohol → Safranin
What is Gram staining procedure?Gram staining is a technique that is used to differentiate two large groups of bacteria based on different cell wall constituents and Gram stain procedure distinguishes between Gram positive and Gram negative groups by coloring as cells red or violet.
Gram staining is bacteriological laboratory technique that is used to differentiate bacterial species into two large groups gram-positive and gram-negative.
Appropriate sequence of materials used in the Gram staining procedure is: Crystal Violet, Gram's iodine, Alcohol (Ethanol or Acetone) and Safranin.
Therefore, the correct order is: Gram's iodine → Alcohol → Safranin
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What organism could complete this food chain? Grass->Grasshopper-> ___->Snake->Hawk
A. Bacteria
B. Algae
C. Mouse
Answers
Answer:
C
Explanation:
GRASS=GRASSHOPPER=MOUSE=SNAKE=HAWK.
The difference in cell wall structure of Mycobacterium and Nocardia compared to the typical gram-positive bacterial cell wall structure is that they ________.
Answers
Bacterial cell wall structure is that they contain unique lipids called mycolic acids, which are absent in typical gram-positive bacteria.
Mycobacterium and Nocardia are both members of the Actinobacteria phylum and share certain characteristics in their cell wall structure that differentiate them from typical gram-positive bacteria. One key difference is the presence of unique lipids called mycolic acids in their cell walls. Mycolic acids are long-chain fatty acids that form a waxy layer, providing these bacteria with resistance to various environmental stresses and contributing to their ability to cause chronic infections.
This waxy layer is responsible for their acid-fast staining property, which is commonly used to identify them in the laboratory. In contrast, typical gram-positive bacteria have a cell wall composed of a peptidoglycan layer, which is absent or much thinner in Mycobacterium and Nocardia. The presence of mycolic acids in their cell walls gives these bacteria distinct characteristics and contributes to their pathogenicity and antibiotic resistance.
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i need help dragging the RNA nucleotides into the right places
Answers
The RNA nucleotide that can pair with the Thymine (T) at the beginning of the strand is Adenine (A).
In general, the nitrogen-containing bases adenine (A) and thymine (T) pair together, and cytosine (C) and guanine (G) pair together. Adenine and guanine are found in RNA and DNA, thymine is only found in DNA and uracil is only found in RNA.
RNA is single-stranded molecule unlike DNA, which is made up of two strands, it can still form complementary base pairs. In RNA, thymine is substituted by uracil. So adenine will bond to uracil instead of thymine when RNA interacts with DNA and when RNA folds with itself to make a 3-dimensional structure.
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URGENT PLS HELP WILL MARK BRAINLIEST!!! - A biologist is examining some recently collected marine water under a microscope and notices some echinoderm gametes. She reasons that she had better study them closely now because it will probably be a while before water from the same region will once again contain such gametes. Why is her reasoning likely to be correct?
Answers
Answer:
Why is her reasoning likely to be correct??
Well, echinoderm gametes are only released during a short season of the year.
So, she is 100% correct when she reasons that she had better study them closely because it will probably be a while before water from the same region will once again contain such gametes.
Explanation:
Hope this helps!^^What is true about the cell pictured below and how do
you know?
A. It is in prophase because the nucleus and nucleolus are still visible.
B. It is in metaphase because chromosomes are visible.
C. It is in prophase because the spindle fibers are visible.
D. It is in interphase because the nucleus and nucleolus are still visible.
Answers
A........................................
In picture show the interphase stage of the cell cycle because it shows the nucleus and nucleolus DNA is enclosed in chromatin, hence option d is correct.
What is interphase?A cell spends most of its time in what is called interphase, in which it grows, replicates its chromosomes, and gets ready for division.
During interphase cells regulate their gene expression to maintain every character inside the cell before division.
The mechanism for regulating gene expression, RNA synthesis, and DNA replication are all included within the interphase nucleus, which also houses the genomic DNA.
Therefore nucleus and nucleolus are visible in interphase where gene expression is regulated, hence option d is correct.
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In renal transplantation the: suprarenal gland is transplanted with the kidney. kidney is placed in the iliac fossa of the greater pelvis. kidney is sutured to the diaphragm to maintain its position. renal artery and vein are sutured to the aorta and inferior vena cava, respectively. kidney is sutured to the diaphragm to maintain its position.
Answers
During kidney transplant surgery, the donor kidney is placed in your lower abdomen. Blood vessels of the new kidney are attached to blood vessels in the lower part of your abdomen, just above one of your legs. The new kidney's urine tube (ureter) is connected to your bladder.
What is the most common cause of renal transplants?
If the kidneys lose this ability, waste products can build up, which is potentially life-threatening. This loss of kidney function, known as end-stage chronic kidney disease or kidney failure, is the most common reason for needing a kidney transplant.
What is the process for kidney transplant?
One surgeon will remove the kidney from the donor, while another prepares you to receive the donated kidney. Your surgeon connects the transplanted kidney to your blood vessels and your bladder. Your blood flows through an artery into the transplanted kidney, and a vein takes filtered blood out.
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why is DNA like a seed
Answers
Answer:
its a molecule
Explanation:
The group of mammals that includes the possums and wombats of
Australia, along with other pouched mammals, is the Order:
Monotremata
Primata
Carnivora
Marsupialia
Answers
Which person will get more UV light, people with high pigmentation rather than low pigmentation on a cell?
Answers
Answer:
People with low pigmentation will get more UV light than those with high pigmentation. This is because melanin, the pigment responsible for skin color, acts as a natural sunscreen and absorbs UV radiation. Therefore, people with more melanin have a natural protection against UV radiation, whereas those with less melanin are more susceptible to the harmful effects of UV radiation. However, it is still important for people with high pigmentation to protect their skin from the sun by wearing sunscreen and protective clothing.
- How would you classify the relationship between coral and the small crabs?
Answers
Answer:
Explanation:
How would you classify the relationship between coral and the small crabs? Their relationship is mutualistic, as the crabs provide protection for the coral reef and the reef provides the crabs a home.
Question: How would you classify the relationship between coral and the small crabs?
Answer: Hello: ) ✨ Their relationship is mutualistic, as the crabs provide protection for the coral reef and the reef provides the crabs a home.The corals and algae have a mutualistic relationship. The coral provides the algae with a protected environment and compounds they need for photosynthesis.
Explanation:
Based on the similarities, what defines an ecosystem?
Answers
Answer:
An ecosystem consists of a community of organisms together with their physical environment. In ecosystems, both matter and energy are conserved. Energy flows through the system usually from light to heat while matter is recycled.
Explanation:
The physical symptoms of cholera present only after a specific series of events has taken place. What is the most likely sequence of events in the pathogenesis of v. Cholerae?.
Answers
Cholera is an infectious disease that occurs when it enters the body. This will have a series of symptoms after admission.
What are the symptoms that will occur?The V. cholerae will be found in contaminated water that is ingested by the individual, if the V. cholerae survives it will pass from the stomach to the intestine and there it will adhere through the pili (which are its adhesins) and then begin to produce cholera toxins. This will cause the host cells to begin to break down, leading to severe diarrhea.
After dealing the damage, the v. cholerae will leave the host via feces. This will cause profuse dehydration in the individual which can lead to death.
It can also generate painful muscle cramps due to the loss of potassium that occurs thanks to profuse diarrhea.
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cual es el recorrido del aire al inspirar?
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whats the order from biggest to smallest ecosystem,population,community,organism
Answers
Answer:
Ecosystem, community, population, Organism
Explanation:
Organism is a single species
Population is a group of the same species
Community is a group of different populations
Ecosystem is where communities live
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How can mutations affect organisms
Answers
Answer:
Mutations are essentially evolution. mutations affect organisms because it changes how some things about the organism work, may this be organs, defensive properties, whatever.
Explanation:
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give any two properties of soil
Answers
Answer:
Explanation:
The most important properties of soil are there texture and structure
Describe the top two levels of organization of an organism.
Answers
Answer:
The highest level of organization for living things is the biosphere; it encompasses all other levels. The biological levels of organization of living things arranged from the simplest to most complex are: organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.
Explanation:
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The organic degrees of the company of living matters arranged from the handiest to the maximum complex are organelle, cells, tissues, organs, organ structures, organisms, populations, groups, environment, and biosphere.
What are the 2 tiers of the organization?Tiers of enterprise
The tissue degree of the enterprise includes a group of cells that work together to accomplish one or more precise capabilities.
The organ degree of organization is when two or more tissues work collectively for a specific characteristic.
What is the best level of agency?The organism degree
The organism degree is the very best level of the company. An organism is a living being that has a mobile structure and that may independently perform all physiologic features important for life.
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This type of epithelium has elastic properties. it is able to stretch and return to a less stretched condition. when stretched, the cells at the top flatten out and when relaxed they become rounded. what is this tissue?
Answers
The tissue mentioned here is Transitional Epithelium tissue.
Stretching causes the layers of cells that make up a transitional epithelium, commonly referred to as urothelium, to flatten out. It enables the bladder to inflate and lining the majority of the urinary tract.
This type of tissue adapts to stretching by changing its form (stretchable epithelium). When relaxed, the transitional epithelium often has a cuboidal appearance, and when stretched, it has a squamous appearance.
Glycosaminoglycans (GAGs) are a layer that lines the transitional epithelium of the urinary system and limit bacterial and crystal adhesion to the bladder epithelium as well as reduce urine solute and protein migration through the bladder epithelium.
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Dogwood and oak trees are two kinds of plants found in a forest. These trees and other forest plants get the energy they need for making food from blank , which the plants use to produce sugar.
fill in the blank
Answers
Answer:
The sun / The UV lights that the sun emit
Explanation:
Dogwood and oak trees are two kinds of plants found in a forest. These trees and other forest plants get the energy they need for making food from Sun that is the solar energy which the plants use to produce sugar. Sun is the basic source that is used for photosynthesis.
What is the end product of photosynthesis ?Glucose is the end product of photosynthesis which is the ultimate source of energy for plants.
Photosynthesis usually takes place in 4 steps where the first step is the absorption of light where the light from sun is absorbed by stomata and the various reactions that take place in the light are called as the light reactions.
Transfer of light helps to electrons to excite and the excitation of electrons helps to make new products various phosophorylation reactions that is the production of ATP is taking place or the lysis of the product is taking place as well.
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