A grassland biome occupies much of the center of north america. why is this, in terms of environmental factors?
Answers
Because there is enough rain to sustain aban dant grass but not enough to sustain trees in the heart of North America.
What effect does logging have on the taiga biome?Logging and the more harmful practise of clear cutting, which involves the removal of significant regions of all trees, are endangering the taiga ecosystem's health. Trees not only offer habitat for wildlife, but they help maintain soil integrity.
The taiga biome, like many other woods, is threatened by deforestation. Humans are chopping down trees by the hundreds, and the taiga is gradually vanishing. This obviously has a detrimental influence on the forest since many animals lose their habitats and are forced to relocate.
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Related Questions
.
What is one reason why plants can grow in the tundra?
the ability to grow tall
a thin layer of active soil
a thick layer of permafrost
a ten-month long summer
Answers
Answer:
im not sure but i think it is (a thick layer of permafrost ) sorry if im wrong
Explanation:
Answer:
a thin layer of active soil
Explanation:
The tundra’s ground has a thin layer of active soil that thaws during summer. Because of this, plants can grow.
What is not a necessarily a characteristic of life?
Responsiveness to the the environment
Cellular organization
Growth and development
Reproduce
Genetics: passing traits onto offspring
Evolution
Metabolism
Movement
Homeostasis
Answers
during winter's freezing temperatures, some plants can remove water from their cells to reduce the amount of water that will freeze inside them. why would plants need to do this? the frozen water would constrict the organelles and prevent the cell from undergoing metabolic processes. as the water contracts during freezing, the cells would pull away from each other, causing damage. less water in the cells means the cells are smaller and need to do less work. the expansion of excess water as it turns to ice inside the cells would break the cells apart.
Answers
During winter's freezing temperatures, plants remove water from their cells because the expansion of excess water as it turns to ice inside the cells would break the cells apart.
A cell has 3 elements: the cell membrane, the nucleus, and the cytoplasm. The nucleus is a structure inside the cell that incorporates the nucleolus and the maximum of the cellular DNA. It's also in which maximum RNA is made.
Cells are the basic constructing blocks of all residing things. They offer shape for the body, absorb nutrients from meals, convert those vitamins into electricity, and perform specialized functions.
Cells provide shape and function for all dwelling matters, from microorganisms to people. Cells residence the organic equipment that makes the proteins, chemical substances, and indicators chargeable for the whole thing that occurs interior our bodies.
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I need help before tomorrow!!!!
Answers
Iceland volcanoes erupt differently from other volcanoes because Iceland sits on top of a hotspot, where molten rock rises up from deep within the Earth's mantle. This results in a unique type of volcanic activity called effusive eruptions, where lava flows out of fissures in the ground rather than exploding out of a central crater.
Additionally, Iceland is located on the Mid-Atlantic Ridge, a divergent plate boundary where new oceanic crust is being formed. This creates a unique environment where hot mantle material is brought closer to the surface, leading to the formation of new volcanoes and a high level of volcanic activity.
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which structure inside the cell holds the digestive enyzmes that break down carbohydrates?
Answers
Answer:
Lysosomes
Explanation:
Lysosomes are membrane-bound organelles that contain digestive enzymes that break down proteins, lipids, carbohydrates, and nucleic acids. They are important in processing the contents of vesicles taken in from outside the cell.
Translate these phrases into Greek to name the macromolecules they describe:
1. One sugar
2. Many parts
3. Two parts
4. A few amino acids
5. Many amino acids
ANSWER QUICK 80 POINTS
Answers
Answer:
1- monosaccharide
2- polymer
3- ?
4- oligopeptides
5- polypeptides
If you were assigned the task of constructing a cladogram representing the evolutionary relationship between amphibians, turtles, lizards, snakes, crocodiles, birds, and mammals, what feature could you use as the shared derived trait
Answers
Answer:
Four Limbs
Explanation:
Answer:
The four limbs
Explanation:
A shared derived trait involves shared characters that lineages have in common, which have evolved in the lineages leading up to a clade and that sets members of that clade apart from other individuals.
The four limbs is found in virtually all amphibians, turtles, lizards, snakes, crocodiles, birds, and mammals. It might not be seen in snakes now, but historically it is believed that ancient snakes once possessed limbs. This feature is a shared derived trait that exist among the selected clade.
What is the function of the tendons?
Answers
Answer:
A tendon is a cord of strong, flexible tissue,similar to a rope
Explanation:
yun na yun.
Explanation:
A tendon is a connective tissue that attaches muscles to bones.
Tendons may also attach musles to structures such as eye balls.
Usually they serves to hold structures together and keep them stable.
what best defines a diploid cell during meiosis
Answers
Answer:
a cell that has half the number of chromosomes as the parent cell
Which statement is not true about prokaryotic cells? They are always single-celled organisms, and they never contain mitochondria. They have a circular loop of DNA instead of multiple linear DNA molecules. They lack a nucleus, but they do have ribosomes. They may have flagella, but they never have cilia. They all have a rigid cell wall instead of a plasma membrane.
Answers
Answer:
They lack a nucleus, but they do have ribosomes.
Explanation:
Prokaryotes are unicellular organisms that lack organelles or other internal membrane-bound structures. Therefore, they do not have a nucleus, but, instead, generally have a single chromosome: a piece of circular, double-stranded DNA located in an area of the cell called the nucleoid.
Based on the section headers, which answer option is most likely the
best summary of the text?
Answers
A heading separates pieces of text and is typically larger and darker than other text. It provides information about the section's subject, font changes, paragraph breaks before and after, and any empty spaces.
Which five heading types are there?Headings can be names, name/title combinations, uniform titles, terms from the past or present, terms from a particular genre or form, subdivisions, extended subject headings, or node labels.
By guiding the reader, captions or headings identify the text's main summary. Sidebars, which are independent from the main content and are frequently seen at the bottom or on the side of the page, provide further details regarding a particular point that has been addressed in the text, subtitles, and images.
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MARKING PEOPLE AS BRAINLIST ALOT OF POINTS
Create a table comparing mitosis and meiosis
-Include: number of cells
-type of cells
-genetic material in cells
-role of each process in the body.
Answers
Which part of the chloroplast is responsible for absorbing light energy from the sun
Answers
Whichstomach structure is highlighted?
a. gastric folds
b. fundus of gastroduodenal
c. sphincter pyloric
d. sphincter villi
Answers
Correct option is A. Based on the provided options, the highlighted stomach structure would most likely be the "gastric folds" .The gastric folds, also known as rugae, are prominent ridges or folds on the inner lining of the stomach.
They allow the stomach to expand and contract to accommodate varying food volumes during digestion. The gastric folds help increase the surface area of the stomach, allowing for better absorption of nutrients.The gastric folds, or rugae, are essential structures found in the stomach that play a significant role in the process of digestion. These prominent ridges or folds on the inner lining of the stomach are designed to expand and contract, allowing the stomach to accommodate varying food volumes during the digestive process.
The primary function of gastric folds is to increase the surface area of the stomach. By having these folds, the stomach can stretch and expand, providing a larger surface area for food absorption and facilitating the breakdown of nutrients. This increased surface area enhances the efficiency of digestion and absorption processes within the stomach.
The gastric folds also help in the mechanical processing of food. As the stomach muscles contract, the folds create a grinding and mixing action, aiding in the breakdown of food particles and mixing them with digestive juices, such as gastric acid and enzymes. This process helps to further break down the food into smaller particles, facilitating easier digestion and nutrient absorption.
Additionally, the folds of the stomach help prevent excessive distention. By expanding and contracting, they allow the stomach to accommodate varying amounts of food without excessive stretching, which could lead to discomfort or damage to the stomach lining.
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A potential benefit to genetically modifying mosquitos is: Group of answer choicesMosquitoes will spread fewer cases of serious diseases, including malaria and Zika.Mosquito bites will be less itchy.Scientists will be able to create better insect repellent
Answers
Genetically modified mosquitoes will have their reproduction impeded and will also cause to spread of a gene that will prevent them to pass diseases from one mosquito to another.
Mosquitoes will spread fewer cases of serious diseases, including malaria and Zika.
Why is agricultural studies considered a biological field?
Answers
Answer:
Explanation:
First of all, we need to define biology so as to understand what a biological field may entail. Biology can be defined (loosely) as the study of living things; plants and animals. Hence, a biological field is a field that involves studying plants or animals or even both.
Agricultural science is regarded as a biological field because it involves the studying of cultivating of crops (plants) and rearing of animals for use (in the form of food and fibre) by man. From this, it can be deduced that agricultural science also deals with a study aspect of plants and animals.
Why is methane such a common molecule?
Answers
Answer:
Because it is formed by combining two elements i.e carbon and hydrogen.
What growth phase is hair most likely to be in when shed at a crime scene?
Telogen
Anagen
Catagen
Pathogen
Answers
Answer: A) Telogen
Explanation: Hair undergoes two main life stages: the anagen and telogen phases. The anagen phase is the active growth phase, while the telogen phase is a dormant phase, during which growth ceases. The telogen phase produces the majority of the evidentiary material since most hairs found at a crime scene are naturally shed.
What are the products for photosynthesis
Answers
Answer: The Answer is Glucose and Oxygen.
Explanation:
NEEDED ASAP PLS
1. Define a special building.
2. List out 5 special buildings.
3. Write out 4 parts of a house
Answers
Answer:
Special Building means a building solely used for the purpose of a drama or cinema theatre, a drive-in-theatre an assembly hall or auditorium, an exhibition hall, theatre, museum, a stadium, a “Mangal Karyalayas” or whether the built-up area of such a user exceeds 600 sq.
2. residential
commercial
retail
hotel
industrial
3.kitchen.
bedroom.
garden.
cottage
Explanation:
Type of democracy where citizens elect leaders to represent them in government dictatorship representative democracy oligarchy anarchy
Answers
Answer:
representative democracy
Explanation:
Democracy can be defined as a government of the people, by the people and for the people.
There are two (2) main types of democracy and these include;
I. Representative democracy: it's also known as indirect democracy and can be defined as a form of government which typically involves the process of having the citizens of a particular country vote to elect representatives (political leaders) to enact laws, create policies and make decisions on their behalf.
Hence, representative democracy is a type of democracy where citizens elect leaders to represent them in government.
II. Direct democracy: it can be defined as a process which typically involves the candidates voting for their preferred choice. Thus, their choices are reflected directly on the subject matter.
Generally, the type of government in which legislators such as senators or house of representative members are found is known as a democracy and they are saddled with the responsibility of enacting or making laws.
What is the small molecule ?
Answers
Answer:
Within the fields of molecular biology and pharmacology, a small molecule is a low molecular weight organic compound that may regulate a biological process, with a size on the order of 1 nm. Many drugs are small molecules.
Explanation:
Make sure to edit
This is the pre-mRNA of a mammalian gene. Mark the splice sites, and underline the sequence of the mature mRNA. Assume that the 5' splice site is AG/GUAAGU and that the 3' splice site is AG\GN. Use / to mark the 5'splice site(s) and \ to mark the 3' splice site(s). There may be more than one 5’ site and 3’ site. N means any nucleotide. (In this problem, there are no branch point A’s, poly Y tracts or alternate splice sites.
Answers
Here is the marked pre-mRNA with splice sites (/ and ) and underlined mature mRNA sequence:
5'-AGCUUCGCGUAAAUCGUAG/GUAAGUUGUAAUAAAUAUAAGUGAGUAUGAUAG\GGCUUUGG ACCGAUAGAUGCGACCCUGGAG/GUAAGUAUAGAUAAUUAAGCACAG\GCAUGCAG/GGAUAUCCU CCAAAUAG\GUAAGUAACCUUACGGUCAAUUAAUUAG/GCAGUAGAUGAAUAAACGAUAU CGAUCGGUUAG\GUAAGUCUGAU-3'
In the given pre-mRNA sequence, we are instructed to mark the splice sites and underline the sequence of the mature mRNA. The splice sites are indicated by the symbols "/" and "", representing the 5' and 3' splice sites, respectively.
Analyzing the sequence, we can identify the locations where the splice sites occur. The 5' splice site is indicated by "AG/GUAAGU" and the 3' splice site is indicated by "AG\GN". Since there may be more than one 5' and 3' splice site, we need to mark all the occurrences.
After marking the splice sites, we underline the sequence of the mature mRNA. The mature mRNA is formed by removing the intron sequences, which lie between the splice sites. In this case, the underlined sequence represents the mature mRNA after splicing. The 5' splice site(s) is marked with a forward slash (/), and the 3' splice site(s) is marked with a backslash ().
The underlined sequence represents the mature mRNA after splicing. In this case, the underlined sequence is:
5'-AGCUUCGCGUAAAUCGUAGGUAAGUUGUAAUAAAUAUAAGUGAGUAUGAUAGGCUUUGG ACCGAUAGAUGCGACCCUGGAGGUAAGUAUAGAUAAUUAAGCACAGGCAUGCAGGGAUAUCCU CCAAAUAGGUAAGUAACCUUACGGUCAAUUAAUUAGGCAGUAGAUGAAUAAACGAUAU CGAUCGGUUAGGUAAGUCUGAU-3'
This represents the mature mRNA sequence after removing the intron sequences between the splice sites.
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diffusion is the movement of molecules from....
an area of high concentration to an area of low concentration
an area of low concentration to an area of high concentration
an area of equilibrium to an area of high concentration
Answers
Answer:
an area of high concentration to an area of low concentratioN
Match the pollutant to the water pollution classification
Top
1. Heat
2. Parasitic worm
3. Animal feces
4. Household cleaners (drain-O and bleach)
5. Light fluid
6. Arsenic
A. Inorganic chemical
B. Physical agent
C. Heavy metal
D. Organic matter
E. Organic chemical
F. Pathogen.
(Example on how to answer=
1. Baby belongs to, F. Couch.).
Answers
ater pollutants can be classified as organic pollutants, inorganic pollutants, pathogens, suspended solids, nutrients and agriculture pollutants, thermal, radioactive, and other pollutants.
Answer:
1- Heat -- B. Physical agent
2- Parasitic worm -- F. Pathogen
3- Animal feces -- D. Organic matter
4- Household cleaners (drain-O and bleach) -- E. Organic chemical
5- Light fluid -- D. Organic matter
6- Arsenic -- C. Heavy metal
PLEAZE HURRY
Which phylum of animals included organisms that have soft bodies, possible shell covering, and head with eyes or tentacles?
Select one:
a.
Nemotoda
b.
Porifera
c.
Rotifera
d.
Mollusca
please give correct answer and don't fool around
Answers
Answer:
Mollusca
Explanation:
They have soft body. They are fully or partially enclosed in calcium carbonate shell.
Answer:
I hope this helps.
Explanation:
different seeds need different cultivation. justify in 200 words.
for 18 points
Answers
Answer:
Cultivation is the process of growing crops. we need different seeds to cultivate different types of food. Similarly, different seeds need different cultivation. For eg: we grow potatoes in well-drained loam soil. But we grow rice in muddy soil. Every seed has a different way to produce food. They need different temperate or climates, different types of soil, to grow them. They have their own time or season to grow and produce food. If we try to grow plants or vegetables in the wrong season or the wrong process, then we can't get a good result. For eg: If we try to grow rice in drained soil then it will not give us a good result or if we try to grow potatoes in muddy soil we cant get our good result.
So, we can say that different seeds need different cultivation.
hope this helps. please mark me as brainlistIn 1927, a little-known Belgian priest named Georges Lemaître was the first to propose an expanding universe, based on Einstein’s theory of general relativity. Two years later, Edwin Hubble published a scatterplot of recessional velocity vs. galactic distance, shown above in the Velocity-Distance Relationship among Extra-Galactic Nebulae. This was the first observational evidence to support the hypothesis that grew into the Big Bang theory.
Describe how the evidence you have gathered in this Gizmo demonstrates that the universe is expanding and helps to confirm the Big Bang theory.
Answers
Explanation:
The evidence that I've gathered from the widget that demonstrates that the universe is expanding is that galaxies and other celestial objects are moving away from each other, which is also one of the evidence of the big bang theory where the celestial objects are scattered in the universe because of an explosion that supports the idea of the big bang.
describes how an organelle contributes to the ability of the cell to perform life functions?
Answers
Answer:
Cell organelles are small structures that exist within cells and perform specialized functions
Based upon the presence and absence of membrane cell organelles can be classified into three types:
Membrane less: Cell organelle that lack membrane for example ribosomes they are not bounded by any membrane. Single membraned: Cell organelle that are bounded by single membrane but they are only found in Eukaryotic cell. For example lysosome, Endoplasmic reticulum, lysosome, vacuole. Double membraned: Cell organelle that are bounded by double membrane. Example chloroplast and mitochondria, they are only present in eukaryotic cell.In squash plants, yellow fruit (Y) is dominant to white fruit (y). If two plants heterozygous for yellow fruit are crossed, what are the possible genotypes of the offspring?
Answers
You would cross Yy and Yy and the pin dent square would look like
YY. Yy
Yy yy