Which of these types of fertilizers is the best for maintaining the long-term health of farm soil? (select all that apply) organic matter compost chemical fertilizers water, i have no idea what subject this is in so i put biology.
Answer:
water, compost , and chemical fertilizer
Water, compost , and chemical fertilizers is the best for maintaining the long-term health of farm soil.
What do you mean by chemical fertilizers?Chemical fertilizers, such as urea, diammonium phosphate (DAP), and single superphosphate (SSP), are used to maintain the shortage of nitrogen, phosphorus, and potassium in the soil.
Most fertilizers that are commonly used in agriculture contain the three basic plant nutrients: nitrogen, phosphorus, and potassium. Some fertilizers also contain certain "micronutrients," such as zinc and other metals, that are necessary for plant growth.
Chemical fertilizers will nourish your plant, but the minerals will not linger in your soil. By creating rich, nutrient-dense soil with organic materials, your lawn will have a better chance of thriving on its own tapping into stored minerals when needed.
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At the superior end of the esophagus, the superior esophageal sphincter is a thickened ring of ______ muscle marking the area where the esophagus and the pharynx meet.
The superior esophageal sphincter is a muscular ring that separates the pharynx from the esophagus, has voluntary activity and is responsible for initiating swallowing.
What is the superior esophageal sphincter?
It is located immediately after the pyriform sinuses, it is a muscular ring located in the high pressure area between the pharynx and the esophagus.
This prevents the passage of air into the digestive tract during inspiration and the reflux of gastric material into the pharynx, relaxing to open the esophagus.
In order for a muscle-building athlete to keep muscles in good shape, it is necessary to synthesize more muscle protein than is consumed, which is known as nitrogen balance..
Therefore, we can conclude that the superior esophageal sphincter is a muscular ring that separates the pharynx from the esophagus, has voluntary activity and is responsible for initiating swallowing.
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which abolitionist's life was most at risk? Explain
Answer:
PEOPLE KNOWN FOR: abolitionism. William Lloyd Garrison, American journalistic crusader who published a newspaper, The Liberator (1831–65), and helped lead the successful abolitionist campaign against slavery in the United States.
Explanation:
For white Southerners, Brown was the worst possible nightmare: a fearless, committed abolitionist, armed, accompanied by blacks, and willing to die to end slavery. Indeed, in the minds of Southerners, Brown was the greatest threat to slavery the South had ever witnessed.
HELP PLEASE!
Explain the Linnaean system of classifying organisms.
Answer:
The Linnaean system is based on similarities in obvious physical traits. It consists of a hierarchy of taxa, from the kingdom to the species. Each species is given a unique two-word Latin name. The recently added domain is a larger and more inclusive taxon than the kingdom.
Explanation:
brainleist please
How many breeds of elephant are there?
Answer:
3
Explanation:
Answer:
There are 3 different species or breeds of elephants.
Explanation:
They are:
- The African Savanna aka Bush Elephants
- The Asian Elephants
- The African Forest Elephants
I hope it helps! Have a great day!
Anygays-
How long ago did the first animals adapt to living on land?.
Answer:
440 - 410 million years ago
Explanation:
Whatever their origins, animals may have ventured onto land early in the Cambrian. Previously scientists believed that animals did not begin to colonise the land until the Silurian (440 - 410 million years ago).
In what areas of the world is biodiversity the lowest?
tropical regions
polar regions
temperate regions
ocean regions
Answer:
Polar regions
Explanation:
Because plants don't survive in the extreme cold and ice that cover these regions year-round.
Due to their intense and harsh environmental circumstances, polar regions like the Arctic and Antarctica often have the lowest levels of biodiversity. So, the correct option is B.
What is Biodiversity?The term "biodiversity", which is short for "biological diversity", describes the range of living things and ecosystems that exist on Earth. It includes a wide range of species, genetic diversity within those species, a wide range of environments, and a range of ecological processes. Humans benefit greatly from biodiversity as it provides them with food, medicine and ecological services such as pollination and water and air purification.
Because of their intense and harsh environmental conditions, polar regions such as the Arctic and Antarctica often have the lowest levels of biodiversity. These regions have a relatively limited diversity of species because the cold and dry conditions make it difficult for many species to live. Furthermore, these areas often have low population density due to the severe environment and scarce resources.
So, the correct option is B.
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In your own words, write a paragraph that explains how evidence since Darwin's time has
strengthened his theories
Answer:
Charles Darwin proposed one of the theory of evolution which can still be observed till date in organism.
Organism have numerous offsprings and only the offspring with characteristics to overcome unfavorable conditions survive and passes such genes to their offsprings
Imagine you are studying a newly discovered animal species. You discover large numbers of only very young juveniles of the species inhabiting the same area. What can you conclude about the reproductive behaviors of the species? Why?
Answer:
the animals reproduce whilst young and produce a large number of offspring in a short period of time
How does the length of shadow on the sun stick differ at noon and in the late afternoon? Why?
A. The shadow is longer at noon because the sun is at an angle.
B. The shadow is longer in the late afternoon because the sun is at an angle.
C. The shadow is longer at noon because the sun is directly overhead.
D. The shadow is longer in the late afternoon because the sun is directly overhead.
Answer:
The answer is C hope this helps
The length of the shadow on the sun stick differs at noon and in the late afternoon, the shadow is longer in the late afternoon because the sun is at an angle.
What do you mean by Shadow?Shadow may be defined as the dark figure thrown upon a surface by a body blocking the rays from a source of light.
When the sun is at an angle usually in the early morning or late afternoon, the shadow of any object is found to be larger as compared to its original shape.
Therefore, the length of the shadow on the sun stick differs at noon and in the late afternoon, the shadow is longer in the late afternoon because the sun is at an angle.
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What happens in the netlike structure labeled B in the diagram?
(A) Carbon dioxide and oxygen diffuse into the blood
(B) Nitrogen and oxygen are exchanged,
(C) Carbon dioxide and oxygen are exchanged,
(D) Nitrogen and carbon dioxide remain constant,
which statements best compare the function of an ATP molecule to a DNA molecule
ATP helps in muscle contraction, active transport, formation of lysosomes, etc., while DNA carries all the genetic information related to an organism.
What do you mean by DNA molecule?The DNA molecule may be defined as the molecule that carries the genetic information for the development and functioning of an organism.
ATP delivers energy for chemical reactions in the cell. DNA maintains and communicates the genetic information of organisms.
Therefore, the above statement that best compares the function of an ATP molecule to a DNA molecule.
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Gas exchange is more difficult for aquatic animals with gills than for terrestrial animals with lungs because _____. gills have less surface area than lungs water contains much less oxygen per unit volume than air water is less dense than air gills collapse in air gills allow only unidirectional transport
Answer:
Land animals breathe air.
Explanation:
According to scientists, the organisms in the picture all evolved from a common ancestor. What evidence backs up this theory? Question 1 options: The appendages of these organisms share similar function. These organisms contain very similar bone anatomy. These organisms are all of the same species. These organisms all lived in similar habitats and were therefore under similar environmental pressures.
Explanation:
These organisms contain very similar bone anatomy. i think that's it
Consider three independently assorting gene pairs, A/a, B/b, and C/c, where each demonstrates a typical dominance (A-, B-, C-) and recessiveness (aa, bb, cc) relationship. What is the probability of obtaining an offspring that is triply dominant from parents that are AaBbcc and AaBbCc
Assuming complete dominance and following the product probability rule, the probability of obtaining an offspring that is triply dominant AABBCC is 1/32.
What is complete dominance?
We talk about complete dominance when the dominant allele completely masks the recessive allele. It is an inheritance pattern.
This is the case of individuals that are heter0zyg0us for a particular gene and express the dominant phenotype. The dominant allele is hiding the expression of the recessive allele.
Many genes show complete dominance.
In the exposed example, we need to cross AaBbcc x AaBbCc and calculate the probability of getting offspring that is triply dominant. To do it, we will follow the product probability rule.
What is the product probability rule?The product probability rule allows us to calculate the probability of occurrence of event A and event B at the same time.
It is about a joint probability of two or more events that might happen simultaneously, not excluding each other.
This rule is based on the dependence or independence of the events. If two events A and B are independent of each other, the occurrence of one of them does not affect the occurrence of the other one.
For independent events, the rule establishes that, given two different events A and B, the probability of occurrence of both together is
P(A∩B) = P(A) x P(B)
Since these are independent genes, for easier calculations, we can perform crosses that involve each of the genes separately -events-, and then multiply de results according to the genotype we are interested in (AABBCC).
Gene A
Parentals) Aa x Aa
Gametes) A a A a
Punnett square) A a
A AA Aa
a Aa aa
F1) 1/4 AA
1/2 Aa
1/4 aa
Gene B
Parentals) Bb x Bb
Gametes) B b B b
Punnett square) B b
B BB Bb
b Bb bb
F1) 1/4 BB
1/2 Bb
1/4 bb
Gene C
Parentals) cc x Cc
Gametes) c c C c
Punnett square) C c
c Cc cc
c Cc cc
F1) 1/2 Cc
1/2 cc
The probability of getting and individual with genotype AABBCC is
P(AABBCC) = P(AA) x P(BB) x P(CC)
P(AABBCC) = 1/4 x 1/4 x 1/2
P(AABBCC) = 1/4 x 1/4 x 1/2
P(AABBCC) = 1/32
The probability of obtaining an offspring that is triply dominant AABBCC is 1/32.
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‘A’ is formed by the interdependence between two organisms ‘B ‘and ‘C’ for mutual benefit. This relationship is also referred to as ‘D’. ‘A’ is also a pollution indicator. Identify A, B, C and D.
In a sensory pathway, which neuron detects the stimulus and transmits the signal to the spinal cord or brainstem
Answer:
Afferent neurons.
Explanation:
because in the dorsal roots carry impulses from the body's sensory receptors to the spinal cord where the information begins to be processed and because The ventral horns contain efferent motor neurons which control the body's periphery.
Nathan is comparing the cells from a species of amoeba with a species of bacteria. Both species are unicellular, meaning individuals exist as a single cell. Which characteristic of the cells should Nathan expect to be the same in both species?
A. The size and shape of the cell
B. The method of reproduction, or making more cells of the species
C. The organization of DNA into structures such as chromosomes and the cell nucleus.
D. The genetic code that has used by DNA and RNA to direct protein synthesis
Given what we know, we can confirm that Nathan can expect the means of reproduction to be the same in both species, meaning that the correct answer would be option B.
Why is option B the correct choice?When dealing with unicellular organisms, many aspects will always remain the same between the distinct species. One such aspect is the reproduction method used universally by all unicellular species, that being reproduction through binary fission. The organism replicates its DNA and then divides into two identical cells.
Therefore, we can confirm that Nathan can expect the means of reproduction to be the same in both species, meaning that the correct answer would be option B.
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What causes the heart's lub dub sound?
A. capillaries moving blood between arteries and veins
B. arteries delivering oxygen rich blood to the rest of the
body
C. valves opening and closing while returning blood to
the heart
D. lungs oxygenating blood and exhaling carbon dioxide
Answer:
The answer of this question is the opening and closing of the heart valves of the heart valves. I believe that the answer is C, or "valves opening and closing while returning blood to the heart"
Genes determine the of organisms. why do you guys give a whole essay for a dang answers but thx anyways
A scientist is trying to decide whether an organism is Prokaryotic/Eukaryotic. Which information would help make the decision?
Answer:
8
Explanation:
9
In evolution, which driving factor most consistently requires a small population as a precondition for its occurrence?.
Answer:
Genetic drift Natural
Explanation:
In evolution, which driving factor most consistently requires a small population as a precondition for its occurrence? Genetic drift Natural In evolution, which driving factor most consistently requires a small population as a precondition for its occurrence? Genetic drift Natural selection Nonrandom mating Mutation.
In evolution, Genetic drift is the driving factor which most consistently requires a small population as a precondition for its occurrence.
What is Genetic Drift?A change in the relative frequency of alleles within a population is an example of genetic drift. Natural selection, often known as the differential survival and reproduction of individuals across a population as a result of differences in phenotype, is one of the possible causes of this phenomenon.
Natural selection gives an advantage to some characteristics in a population, which results in certain individuals being able to reproduce while others, who have characteristics that give them a disadvantage, will provide their genes to subsequent generations. This will ensure that the allelic frequency of each successive generation will be distinct from that of the parent group.
Therefore, a subpopulation may become genetically diverse from its parent population due to genetic drift.
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The amniotic egg, which is present in reptiles, birds, and mammals, is a good example of: horizontal gene transfer. coevolution. homology. convergent evolution. analogy.
The amniotic egg, which is present in animals such as reptiles, birds, and mammals, is a good example of homo-logy.
What is homo-logy?The term 'homo-logy' makes reference to the same evolutionary origin (ancestor) for a given structure.
A structure and/or sequence is homo-logous when it derives from the same evolutionary ancestor.
Conversely, an analogy means that the structure and/or nucleotide sequence do not share an evolutionary origin.
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The national wildlife refuge provides land for fish, wildlife, and plants. please select the best answer from the choices provided t f
The national wildlife refuge refers to protected areas of US managed by United State and wildlife services. They provide land for fish, wildlife and plants.
What is national wildlife refuge?The National Wildlife Refuge System is the system of public lands to conserve America's fish, wildlife, and plants.
The National Wildlife Refuge Association manage the integrity of the National Wildlife Refuge System with advocacy, restoration and research. The National Wildlife Refuge System is visited by nearly 50 million visitors each year.
Thus, this statement is true.
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Which region of the human alimentary tract has both the largest population of bacteria and the greatest species diversity
The region of the human alimentary tract that has both the largest population of bacteria and the greatest species diversity is the the colon.
The normal flora of the alimentary tractNormal flora are those microorganisms that resides in a living organism without causing it harm or diseases.
These normal flora become established in different parts of the body from birth such that the normal flora found in the mouth is not the same as the one found in the colon of the alimentary tract.
From research works, the large intestine (colon) is known to contain 100 billion per milliliter of fluid culture.
The massive numbers of bacteria in the large intestine (colon) creates a great special variation in the flora. The streptococci and lactobacilli found in the colon often adhere to cells by means of capsules surrounding the bacteria.
Therefore, the region of the human alimentary tract that has both the largest population of bacteria and the greatest species diversity is the the colon.
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Why are copper used in motors (proper para please )
Answer:
They do such a great job of conducting the electricity and power through the appliance they are used in.
Explanation:
A shorter orbit around the Sun means _____.
Question 2 options:
A shorter day
A shorter year
Fewer moons around the planet
Of the four animals (human,cat,whale,bat) which would you argue are the most closely related on the evolutionary tree?Justify your answer
Answer:
I think humans and whales are closely related on the evolutionary tree because they are both mammals and both have endoskeleton
You apply a force of 10 newtons on an object and make it move 10 meters. How much work was done?
100 J
100/ms
100 g
100 w
Answer:
here
Explanation:
force (F)=10N
distance (d)=10m
work=F×D
=10N × 10m
=10N/M
=10 j
come up for the brainiest championship
Answer:
Explanation:
Look at the number lines below.
Two number lines are shown. The first number line shows zero, one-half, and one. The second number line shows zero at the same place the first number line shows zero, one-fourth, two-fourths at the same place the first number line shows one-half, three-fourths, and one at the same place the first number line shows one.
Which fraction on the bottom number line is equal to
1
2
?
A.
3
4
B.
All are equal to
1
2
.
C.
2
4
D.
1
4