Which is a common practice for farmers to yield higher crop production?
A) Overplowing mixes the nutrients in the soil
B) consistently plant the same crop every year
C) allow later-successional growth to replace nutrients
D) keep the area planted with early-successional species
NOT C
Answers
Answer: D) keep the area planted with early-successional species.
Explanation: Early successional species grow fast and spread their seeds rapidly and widely. This could help to bring in a potentially high crop yield.
It likely is not A because overplowing leaves the soil susceptible to erosion and damages the physical infrastructure.
B should not be the answer because consistently planting the same crop year-round can deplete the nutrient resource said crop relies on. It’s why crop-rotating is a thing now.
I hope this helps :(((
Related Questions
Tropospheric ozone, a man-made
pollutant, is found in the lower
atmosphere. What is the chemical
formula of ozone?
A. CO
B. H20
C. 03
D. C6H12O6
Answers
Tropospheric ozone, a man-made pollutant, is found in the lower atmosphere, and its chemical formula is 03, which corresponds to option c because ozone is a molecule composed of three oxygen atoms.
What is the significance of tropospheric ozone?It is a man-made pollutant that is found in the lower atmosphere and is different from stratospheric ozone, and this tropospheric ozone is produced as a result of chemical reactions between nitrogen oxides and volatile organic compounds in the presence of sunlight.
As a result, tropospheric ozone, a man-made pollutant, is found in the lower atmosphere, and its chemical formula is 03, which corresponds to option c because ozone is a molecule composed of three oxygen atoms.
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what is the difference between exteroperceptive and interoreceptive senses
Answers
Answer: exteroperceptive senses are more like the body’s perception of it’s current state. While interoreceptive is more internal. A good example would be the sense of taste being exteroperceptive and the sense of hunger being interoreceptive
Explanation:
it is an infunction of the lungs caused by bacteria virus fungi or protozoa in rare condition
Answers
Answer:
Pneumonia is an infection of the lungs caused by bacteria virus fungi or protozoa in rare condition.
which organism is both a primary consumer and a secondary consumer in this web
Answers
Answer:
Omnivores
Explanation:
Omnivores, which feed on both plants and animals, can be considered as being both primary and secondary consumers.
Answer:
An organism cannot serve as both a main consumer and a secondary consumer at the same time in an ecological food web.
Explanation:
A primary consumer, usually referred to as a herbivore, consumes other producers such as plants directly. In a food chain or web, they are located on the second trophic level.
While a secondary consumer feeds on primary consumers. In a food chain or web, they are located on the third trophic level.
Each creature normally resides in a certain trophic level, which indicates its place in the movement of nutrients and energy through the ecosystem. An organism cannot occupy the primary consumer and secondary consumer levels at the same time, even if it can travel up or down the food chain/web by consuming other creatures
So, no organism can serve as both primary consumer and secondary consumer.
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Aerobic respiration takes place in the mitochondria because?
Answers
Answer:
Glycolysis takes place in the (g)cytoplasm. Two molecules of ATP and two molecules of (h)NADH are formed for every glucose molecules that is broken down. (i) Aerobic respiration takes place in the (j) mitochondria. It is aerobic because the process requires (k)oxygen.
Explanation:
Answer:
Mitochondria are membrane-bound cell organelles (mitochondrion, singular) that generate most of the chemical energy needed to power the cell's biochemical reactions.
Explanation:
How do RNA's subcomponents affect its properties? (3 points) A. Adenine and cytosine bond with thymine and guanine, respectively, causing RNA to fold into functional units. B. Base pairing occurs within an RNA molecule to give RNA the three-dimensional shape needed for specific functions. C. Deoxyribose and phosphate interact to provide RNA with a backbone to which nucleotides become bound. D. The nitrogenous bases in RNA molecules undergo dehydration reactions to form large biological polymers.
Answers
Answer:
B. Base pairing occurs within an RNA molecule to give RNA the three-dimensional shape needed for specific functions.
Explanation:
Ribonucleic acid, known as RNA, is a type of nucleic acid found in living systems. In opposition to the other type of nucleic acid (DNA), RNA is a short single stranded molecule. Both DNA and RNA are made of nucleotides, composed of a phosphate group, nitrogenous bases and a pentose sugar.
The presence of ribose sugar and Uracil base in RNA instead of deoxyribose sugar and thymine base respectively structurally differentiates the molecule from DNA. However, base pairing occurs within the RNA molecule to form the three-dimensional shape of the RNA, which is key to the specificity of its function.
The rate at which waste are produced by cell depends on what
Answers
the part of the endoplasmic reticulum with proteins attached
Answers
Answer:
sorry im late its called the rough ER (endoplasmic reticulaum)
The mass of an object multiplied be it's speed is?
Answers
Answer:
momentum
Explanation:
This woman is phenotypically normal. But some translocations result in an abnormal phenotype. Under what circumstances might you expect a phenotypic effect of such a rearrangement? Select the three correct answers. A. if translocation results in the loss of some genetic material B. if translocated chromosomal material is essential in sexual differentiation C. if translocation breakpoints occur within the genes D. if translocated chromosomal material contains mostly dominant alleles E. if functioning of the translocated genes depends on their neighboring genes
Answers
The correct answers are A, C, and E. If the translocation results in the loss of some genetic material. If translocation breakpoints occur within the genes. If the functioning of the translocated genes depends on their neighboring genes.
You can expect a phenotypic effect of a chromosomal rearrangement in the following three circumstances:
A. If the translocation results in the loss of some genetic material - This can lead to an abnormal phenotype because the missing genetic information may result in the absence or malfunction of crucial proteins.
C. If translocation breakpoints occur within the genes - This can disrupt the normal functioning of the affected genes, which may cause an abnormal phenotype due to the altered gene expression or protein function.
E. If the functioning of the translocated genes depends on their neighboring genes - The rearrangement may change the gene's normal regulatory elements or interactions with other genes, which can affect the gene's function and result in an abnormal phenotype.
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What genes direct the
development or body plan of
organisms?
A. hox genes
B. beta genes
C. triage genes
Answers
Answer:
a. hox genes.
Explanation:
HOX genes have the following functions:
HOX genes are the homeobox subset.They specify the areas of the embryo's body plan along the animal head-tail axis.They are encoding Hox proteins that specify the position characteristics and ensure that the right structures form at the right position in the body.They regulate high-level executive genes, such as transcription factors and intracellular signaling molecules, which adhere, number, form, and growth to cells.The vertebrates are highly preserved.
The clusters and other genes occur uninterrupted.
Evolutionary, the heterogeneous regulatory areas between the genes most previously present are larger and more preserved than those present at the other ends of the clusters.
The characteristical feature is that these are homeodomain proteins with a highly preserved area of DNA binding encoded with homeobox gens.
What is the main difference between Biomass, & Biofuel?
Answers
Biomass refers to all organic material that comes from plants and animals. The sources of it may include plant-derived materials that include forestry residues and urban wood waste. On the contrary, biofuel refers to the energy sources that come from biological materials such as plant material and animal wastes. Both of them are renewable resources. Biomass is burned to produce electricity and biofuels can be converted into liquid fuels which replace petrol from fossil fuel and diesel.
A researcher crossed the F1 generation of a red snapdragon plant and white
snapdragon plant. According to the information provided, what is the phenotype
percentage of their offspring (F2)
Genotypes: RR = Red, WW = white, RW = Pink
A. Red 50% & Pink 50%
B. White 100%
C. Pink 100%
D. Red 100%
Answers
Answer:
B. white put became mix but cannot
Answer:
The answer is C
Explanation:
Based on the question telling us that we have a red snapdragon(RR) and a white one (WW)
Using a punnet square we can determine the phenotype of their off spring to be 100% Pink
Here is the Punnett Square (sorry it is kind of messy)
in angiosperms, the process of ensures that the endosperm will develop only in ovules containing a fertilized egg. a) cytogenesis b) fragmentation c) double fertilization d) meiosis
Answers
In angiosperms, the process of double fertilization ensures that the endosperm will develop only in ovules containing a fertilized egg.
The angiosperms plants' distinctive property is double fertilization. Pollen grains are left on the stigma of the pistil or carpel after pollination. A pollen tube is created when the pollen grain on the stigma germinates. Two male gametes are released when the pollen tube that contains them descends through the pistil's style and enters the ovule's embryosac.
One of the gametes combines with the egg to create the zygote. The other male gamete fuses with the embryo sac's two polar nuclei. Triple fusion is the name given to the fertilization between two polar nuclei and one male gamete. Upon triple fusion, triploid primary endosperm cells are produced (3n).
The complete question is:
In angiosperms, the process of _________ ensures that the endosperm will develop only in ovules containing a fertilized egg.
a) cytogenesis
b) fragmentation
c) double fertilization
d) meiosis
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which type of mutation (insertion,deletion,or substitution) appears to have the most significant impact on an amino acid sequence? Explain your answee
Answers
Answer: Insertions and Deletions because they cause frameshifts!
The type of mutation that has the most significant impact in amino acid
sequence is Insertion/Deletion.
Amino acids have unique nucleotide sequences which helps to code for the
various types of amino acid we have.Insertion and deletion is a type of
mutation that involves the creation of a frame-shift. the frame shift created
alters the codon reading on the sequence.
When this is altered, it also affects subsequent sequences which are
generated which is why it has the most significant impact.
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when caring out a food test for proteins in an egg using sodium hydroxide, why is it that only the egg white is used and not the yolk also?
Answers
If a group of astronomers developed a theory about how stars form, which event would lead to the durability of their theory?
A.) The theory is completely replaced by newer, more popular theories over time.
B.) A different group of scientists finds evidence refuting the theory.
C.) A rival theory is put forth at the same time that suggests something different about star formation.
D.) The theory developed by the astronomers is revisited and reexamined several times.
Answers
If a group of astronomers developed a theory about how stars form, the event that would lead to the durability of their theory is the theory developed by the astronomers is revisited and reexamined several times. Thus, the correct option for this question is D.
What is an Astronomer?An Astronomer may be defined as a kind of scientist that focuses their detailed studies on a specific question or field outside the scope of Earth. They are directly related to the field of astronomy.
These scientists significantly observe numerous astronomical objects such as stars, planets, moons, comets, and galaxies.
According to the context of this question, it is the fact that if any scientist developed a theory based on a specific topic or field, the durability is occupied only when it is revisited and reexamined multiple times.
Therefore, the theory developed by astronomers is revisited and reexamined several times is one of the events that would lead to the durability of their theory. Thus, the correct option for this question is D.
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The chicken that Amal ate for lunch ate wheat. Wheat is a plant. Draw a food chain showing how the energy passed from the Sun to Amal when he ate the chicken
Answers
Answer:
I hope its clear and is correct
Explanation:
sun---wheat---chicken--amal
select all that apply select all the methods used by microbiologists to identify and classify prokaryotes. multiple select question. characteristics of metabolism cell structures observed using microscopes characteristics of the cilia molecular studies
Answers
The methods used by microbiologists to identify and classify prokaryotes are characteristics of metabolism, cell structures, and molecular studies.
The short explanation of each methods is as follows:
Characteristics of metabolism: Prokaryotes have different metabolic pathways, which can be used to identify and classify them.Cell structures observed using microscopes: Prokaryotes have different cell structures, such as cell walls and flagella, which can be observed using microscopes and used to classify them.Molecular studies: The DNA and RNA of prokaryotes can be studied and compared to identify and classify them.The characteristics of the cilia are not used to identify and classify prokaryotes, as cilia are not found in prokaryotes.
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Using a Periodic Table, identify two elements
that would have the same number of energy
levels as Aluminum (Al).
Answers
Answer:
Na, Si, Mg.
Explanation:
SodiumSilicon MagnesiumPrior to 1850, the melanic form of the peppered moth in Europe was:______.
Answers
why might an overactive thyroid make a person skinny?
A.it could make the person feel sleepy and less energetic
B.it could make the person want to do more exercise.
C.it could make the person's body absorb calories more quickly
D.it could help the person eat less fattening foods.
Answers
Answer: i think A
Explanation: the thyroid uses the calories so an overactive thyroid would use those calories more quickly, causing the person to lose energy and feel tired.
which human body system exchanges gases with the atmosphere to allow humans to breathe
Answers
Answer:
The lungs and respiratory system
Explanation:
The lungs and respiratory system allow us to breathe. They bring oxygen into our bodies (called inspiration, or inhalation) and send carbon dioxide out (called expiration, or exhalation). This exchange of oxygen and carbon dioxide is called respiration.
Short-term illnesses that are often the result of a viral or bacterial invader and usually amenable to cure are known a
Answers
What type of cell is pictured on the right?A). EukaryoticB). ProkaryoticPlease Answer ASAP
Answers
Cells can be divided into prokarytic and eukaryotic
what is the name for the type of bond connecting two sugar molecules via a phosphate group in the backbone of dna and rna?
Answers
The type of bond which connects the sugar molecules and phosphate group in the backbone of DNA and RNA is the phosphodiester bond.
What kinds of chemical bonds are in DNA?Deoxyribonucleic acid (DNA) serves as a blueprint for determining the structure and function of a living organism.
DNA consists of a pair of chains of sugar-phosphate backbone linked with base pairs to form a double helix. The bases are connected together by hydrogen bonds. The sugar of DNA is deoxyribose. The sugar and phosphate groups are linked by a phosphodiester bond.
A phosphodiester bond occurs when two hydroxyl groups in phosphoric acid react with the hydroxyl group on other molecules to form two ester bonds. Each ester bond is formed by a condensation reaction in which water is lost.
Thus, the phosphodiester bonds make the sugar and phosphate in DNA linked together strongly.
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structures in organisms that used oxygen well were
Answers
Organisms possess specialized structures for efficient oxygen utilization. Gills in aquatic organisms, lungs in terrestrial vertebrates, and tracheal systems in insects enable oxygen exchange. Birds have lungs and air sacs for efficient respiration. Hemoglobin in red blood cells transports oxygen. These adaptations optimize oxygen utilization for survival.
Structures in organisms that are well-adapted for efficient oxygen utilization include:
Gills: Gills are respiratory organs found in aquatic organisms such as fish. They have a large surface area and are composed of thin filaments or plates with numerous blood vessels. Gills allow for efficient extraction of oxygen from water by facilitating the exchange of gases.Lungs: Lungs are respiratory organs found in terrestrial vertebrates, including mammals, birds, and reptiles. Lungs consist of a complex network of bronchial tubes and millions of tiny air sacs called alveoli. The large surface area and the thin walls of the alveoli facilitate the exchange of oxygen and carbon dioxide between the air and the bloodstream.Tracheal System: Insects have a network of tubes called tracheae that deliver oxygen directly to cells. The tracheal system enables efficient oxygen transport throughout the body, allowing insects to have a high metabolic rate and perform activities such as flying.Spiracles: Spiracles are small openings found on the surface of some insects. They allow for the exchange of gases between the external environment and the tracheal system. By opening and closing the spiracles, insects can control the flow of air and regulate oxygen uptake.Lungs and Air Sacs (in birds): Birds have a unique respiratory system that includes both lungs and air sacs. Air sacs act as bellows, ensuring a unidirectional flow of air through the lungs, allowing for efficient oxygen uptake and carbon dioxide removal. This adaptation is particularly important for the high metabolic demands of flying.Hemoglobin: Hemoglobin is a protein found in red blood cells that binds to oxygen molecules. Its structure enables efficient oxygen transport in the bloodstream, ensuring oxygen is effectively delivered to tissues throughout the body.These structures and adaptations are examples of how organisms have evolved to maximize their oxygen utilization, allowing them to thrive in their respective environments.
foods can spoil when bacteria and molds grow in them. For thousands of years, people have preserved foods by adding salt
Answers
Answer:
true
Explanation:
Rock Salt Kosher Salt.
________ thousands of tiny projections that add even more surface area to villi
Answers
Answer:
Each villus, in turn, has thousands of even smaller projections called microvilli (singular: microvillus).
Explanation:
The villi contain capillaries, which are tiny blood vessels. Nutrients are absorbed into these capillaries across the surfaces of the villi and microvilli. Because there are millions of these tiny projections, they greatly increase the surface area for absorption.
Increasing the rate of an impulse is the function of the __________. A. Myelin sheath B. Axon terminals C. Cell body D. Axon Please select the best answer from the choices provided A B C D.
Answers
From what we know, we can confirm that Increasing the rate of an impulse is the function of the Myelin sheath.
What is the Myelin sheath?This can be considered as a protective layer that can be found around the axons of nerve cells. This is the case will neurons throughout the brain and spinal cord. This sheath allows electrical impulses to be conducted faster and more frequently.
Therefore, given its function, we can confirm that increasing the rate of an impulse is the function of the Myelin sheath.
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