Answer:
A
Explanation:
I think this is right.
Name an animal that both direcrly and I’m direcrly benefits humans
Answer:
Honeybees both directly and indirectly affect humans. They make honey and pollinate .
Explanation:
Answer:
honey bees they help by pollonating plants an flowers because if they didnt then we couldnt survive
Explanation:
Help please I’m gonna cry now please thank
Answer:to bring large molecules into the cell
Explanation:
select all of the following events in which a physical change occurs
a. chocolate syrup dissolves in warm milk
b. toast is lightly charred in a toaster
c. sugar is heated until it turns into a brown caramel substance
I think it is case A and case B because they change physically, so the first from solid chocolate to liquid. This can be explained as a physical change.
Humans process some foods by adding chemicals to reduce bacterial growth, contain the production of toxins, and improve taste. This allows foods to be edible for longer periods of time. Which best describes the advantages of food processing? Control of density-independent limiting factors control of density-dependent limiting factors decrease in food nutrient levels adverse health affects
Answer:
The correct answer is - control density-dependent limiting factor.
Explanation:
Density-dependent factors are the factors that show various effects on the population size and growth based on the density of the population and effects vary with different density of population.
These factors are generally biotic such as competition for food and space and many other factors. Food processing involves the processes that help food to be edible for a longer period.
Availability of food depends on the density of the population which makes it is a density-dependent factor, processing is advantageous as if it maintains the food for a longer time or gives control over the density-dependent factor.
Answer:
the answer would be c
Explanation:
because the human process food very badly
what organelle is used to describe fine strands of DNA wrapped in protein?
Answer:
The nucleus
Explanation:
houses the cell's genetic material, or DNA, and is also the site of synthesis for ribosomes, the cellular machines that assemble proteins.
Please help me!!! Lots of Points and Brainliest for correct answers!! :))
The anther and pollen are the male reproductive parts of the plant. How do you think pollen plays a role in reproduction?
Answer:
When bees spread pollen from flower to flower it fertilizes the seeds in other flowers allowing them to reproduce.
Explanation:
The degree to which two separate structures that are closed together can be distinguished .
Answer:
Resolution
Explanation:
Explanation:
the answer is Resolution
I will name you the Brainlyest if you answer
PLEASE HELP ME!!!
Answer:
this is because water which absorbs by the root through osmosis from the soil was transported to other part of the plant that is why root appear dehydrated.
Which of the following mutations will cause the least damage to the resulting protein? An insertion at the end of the DNA strand. deletion at the beginning of a DNA strand. A silent substitution at the beginning of the DNA strand. A missense substimion at the end of the DNA strand.
Answer:
A missense substimion at the end of the DNA strand.
Explanation:
A missense mutation is a mistake in the DNA which results in the wrong amino acid being incorporated into a protein because of change, that single DNA sequence change, results in a different amino acid codon which the ribosome recognizes. Changes in amino acid can be very important in the function of a protein. But sometimes they make no difference at all, or very little difference. Sometimes missense mutations cause amino acids to be incorporated, which make the protein more effective in doing its job. More frequently, it causes the protein to be less effective in doing its job. But this is really the grist of evolution, when missense mutations happen, and therefore small changes, frequently small changes in proteins, happen, and it happens to be that it improves the function of a protein. That will sometimes give the organism that has it a competitive advantage over its colleagues and be maintained in the population.
I really need help and fast answer all the questions please whoever answers get brainliest
1. A student wanted to test how the mass of a paper airplane affected the distance it would fly. Paper clips were
added before each test flight. As each paper clip was added, the plane was tested to determine how far it would
fly.
Independent variable ___________________________
Dependent variable ____________________________
Control _____________________________
Constant ____________________________
2. Two groups of students were tested to compare their speed working math problems. Each group was given
the same problems. One group used calculators and the other group computed without calculators.
Independent variable ___________________________
Dependent variable ____________________________
Control _____________________________
Constant ______________________________
3. Students of different ages were given the same puzzle to assemble. The puzzle assembly time was measured.
Independent variable ___________________________
Dependent variable ____________________________
Constant ______________________________
There can be several controlled variables. If an experiment is to be useful, only one variable at a time can
be manipulated intentionally. All other variables must be controlled throughout all parts of the
experiment. If more than one variable is altered (changed), the results of an experiment cannot be
interpreted with any validity.
4. An experiment was performed to determine how the amount of coffee grounds could affect the taste of
coffee. The same kind of coffee, the same percolator, the same amount and type of water, the same perking
time, and the same electrical sources were used.
Independent variable ___________________________
Dependent variable ____________________________
Constants (3) ____________________________________________________________
Answer:
1. Independent variable- paper clips
Dependent variable- how far it will fly.
Control- mass of plane
Constant- type of plane
2. independent variable- using calculators
dependent variable- who will answer the questions faster
Control- the time the groups get done with the math problems
Constant- the math problems
3. Independent variable- Age of children
Dependent variable- the time it takes to complete the puzzle.
Constant- The type of puzzle
4. Independent variable- Amount of coffee grounds
Dependent variable- The taste of the coffee
Constants(3)- The same kind of coffee, same type of water, and the same perking time.
Explanation: The dependent variable depends on the independent variables change. For example: The amount of coffee grounds determine the taste of the coffee. The coffee grounds would be the independent variable because the dependent variable is the taste of the coffee, and the taste of the coffee determines on how much coffee grounds we use. Constants are the things that stay the same during the experiment. For example: We use the same brand of coffee throughout the experiment, so the brand of coffee is our constant. The controls are the things that do change. For example: The paper clips on the plane weighed the plane down more and more each experiment. So, the control would be the amount of paper clips used each test. The mass could also be a control in this experiment because the change in the paper clips changes the mass of the plane. I did this in 7th grade, and i am in 11th, so I know this is correct. I hope this helps you:)
Which components bond with the nitrogenous base, guanine, in a section of double-stranded DNA?
Options:
Ribose sugar and uracil
Deoxyribose sugar, phosphate, and Thymine
Guanine, cytosine, and phosphate
Cytosine and deoxyribose sugar
Answer: Cytosine and deoxyribose sugar
Explanation: : Remember the base pairing rules: cytosine with guanine and adenine with thymine, in equal amounts. To compliment the given base,, you'd have to choose the nucleotide that would pair with it, attached to a phosphate-sugar backbone. I'm not quite sure why they didn't include phosphate in that option, but it's the only possible one. Guanine couldn't pair with any of the other listed options.
Hope this helps,
Lacia :)
Answer:
Cytosine and deoxyribose sugar
Explanation:
this answer is right i got a 100% on my 7.01-7.03 quiz
Help ASAP please been stuck on this for 2 days
Answer:
mRNA ( ribonucleic acid ) is the correct answer
hope this helps
plz mark as brainliest
Explain how insulation increases the efficiency of heating and cooling systems.
What's today's most pressing environmental issue?
A. Food shortages
B. Climate change
C. Pesticide contamination
D. Flooding
Answer:
climate change
Explanation:
each daughter cell is exactly like the parent cell same kind and ______ of chromosomes as the original cell
fill in the blank ... helppp
which test would show positive for orange juice?
A. Benedict Juice
B. Lugol Test
C. Biuret Test
D..Sudan Red Test
Answer: lugol test
Explanation:
Suppose global warming leads to a year of less rainfall How will this affect the environment's carrying capacity?
what occurs inside a cell while it performing the process of photosynthesis
Answer: Some of the light energy is converted to chemical energy. During this process, a phosphate is added to a molecule to cause the formation of ATP.
Is this what your looking for?
write two important pieces of info on the role of fats
Answer:
* Fats help to keep our body warm.
* They store energy and produces it when the body is in need.
* They act as messengers; this helps proteins to do their job.
MARK BRAINLIEST!!!!!!!!
fat keep body warm...............
fat store energy....................................
You are growing a plant in space and remove oxygen from it's growth chamber. What do you expect to happen to the plant?
Answer:
It is gong to suffocate. It will die and shrivel up.
Explanation:
What is the name of the tiny blood vessels that surround the alveoli? O A. Capillaries O B. Pharynx O C. Bronchioles O D. Trachea
Answer:
At the very end of the air passages, are clusters of tiny air filled sacs called alveoli . These air sacs are surrounded by small blood vessels called capillaries
Explanation:
The name of the tiny blood vessels that surround the alveoli is Capillaries.
What are capillaries?Capillaries are the places where the exchange of substances between the blood and adjacent tissues takes place. Substance exchange can occur both between the cells that form the vessel wall and across it. Pores present in some types of blood capillaries also act as transfer sites.
Blood capillaries or capillaries as the lining of these little balls are called, are blood vessels of the circulatory system in the form of small tubes. In them, there is a large amount of carbon dioxide that diffuses into the alveolar air.
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Because plants can't search out sources of water, Madison wonders what special adaptations they must have for storing water. In plants, this is reflected in the larger size of what organelle?
Answer:
It is reflected in the larger size of VACUOLE
Explanation:
Plants have larger VACUOLE compare to animals because VACUOLE is an organelle present in plants that help plants store water and other materials.
Even plants stop growing, the VACUOLE serve as storage units that stores large volume of water and food. These special adaptations in plants enable them store water in VACUOLE organelle which is use for metabolic processes in the plant cells.
This type of transport uses energy and moves from low to high
concentration *
A:Diffusion
B:Osmosis
C:Facilitated Diffusion
D:Molecular Transport
Answer:
Molecular Transport
Explanation:
Diffusion , Osmosis , and Facilitated Diffusion have nothin to do with tranporting. So one can only assume its Molecular Transport by process of elimination.
SOMEONE HELP ME IM AHOUT TO CRY I DONT UNDERSTAND
Which of the following is a correctly formed DNA molecule?*
10 points
А
B
С
D
Fat
Fat-
EAA-
FCC
EGG
IT
Fath
FATI
ECG-
FCG-
FTA 1
Fact
FACH
FCA
FGT-
FTG
TC
FGG-
FCT-
AA1
A
B
Θ Ο Ο Ο Ο
С
This is a required question
Answer:
B
Explanation:
B is the correctly formed DNA molecule
Descirbe how those three body systems work together when you bite into a cracker to change the cracker into a form that can be used by your body cell's
Answer:
For a cookie to be converted into a source of energy it is necessary for the chewing system, the endocrine system and the digestive system to function.
Explanation:
The masticatory system would begin with the formation of the bolus, together with the enzymatic action of alpha amylase, in addition to simplifying the macromolecules into micromolecules for better digestion and absorption.
The digestive system would take care of the destruction of polysaccharides into monosaccharides for assimilation and incorporation thanks to a necessary enzymatic combo and a ph set.
On the other hand, the endocrine system is the star system for the assimilation of glucose, which is the monosaccharide product of the digestion of the cookie, insulin is the hormone that is responsible for providing the entry of glucose to the cellular LIC, that is, inside the cell for it to unfold and form the energy currency known as ATP.
Someone help? I don’t get it :(
Answer:
a) Tall and purple
b) Tall and white
c) short and white
d) short and Purple
Explanation
when both alleles are same it is called homoozygous condition and when alleles are different it is called heterozygous condition
As tall(T) and purple(P) characteristics of plant are dominant so no matter whatever the alleles are,
TT or Tt its going to be tall
PP or Pp its going to be purple
TT and PP are Homoozygous Dominant
Tt and Pp are Heterozygous Dominant
but to get short or white both the alleles should be homoozygous recessive that is,
tt for short
pp for white
how do cells use enzymes?
Answer:
Some enzymes help break large molecules into smaller pieces that are more easily absorbed by the body. ... Other enzymes help bind two molecules together to produce a new molecule. Enzymes are highly selective catalysts, meaning that each enzyme only speeds up a specific reaction.
Explanation:
which of the following is an example of a decomposer?
A. tree
B. hawk
C. rabbit
D. mushroom
I think it's D mushroom.
Answer: Mushroom is the answer
When rain forests are cut down, there is a
1.
loss of fossil fuels that could be used by industry
2.
release of excess oxygen to the atmosphere
3.
release of chemicals which cause helpful mutations
4.
loss of genetic material available for research
Answer:
Explanation:
4.
When rainforests are cut down, there is a significant loss of genetic material available for research purposes. The correct option is 4.
What is a rainforest?
Rainforests are dense and diverse ecosystems characterized by high levels of rainfall and rich biodiversity. They are found in tropical regions near the equator, where temperatures and humidity are consistently high throughout the year.
Rainforests host a wide variety of plant and animal species, many of which have unique genetic characteristics and adaptations. These genetic resources hold immense value for scientific research, including the development of new medicines, agricultural improvements, and understanding of evolutionary processes.Destroying rainforests cause loss of access to potential sources of new drugs, the genetic diversity that could enhance crop breeding programs, and opportunities to study and understand the intricate interconnections and adaptations of species.Therefore, the correct option is 4.
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