How might the production of antibiotics and odours have evolved?​

Answers

Answer 1

Answer:

Antibiotic resistance evolves naturally via natural selection through random mutation, but it could also be engineered by applying an evolutionary stress on a population. Once such a gene is generated, bacteria can then transfer the genetic information in a horizontal fashion (between individuals) by plasmid exchange


Related Questions

What can HIV become? (write it out)

Answers

HIV came become AIDS (acquired immunodeficiency syndrome) if not treated.

HELP ASAP!! In angiosperms, reproduction takes place in
A-cones ,
B-pollen.
C-flowers.
D-leaves.

Answers

Answer:

i think ur answer B.)

Explanation:

sorry if wrong

hope this helps

Transplration is the process by which _______.

plants add water to the atmosphere
animals break down food into energy
plants break down food into energy
plants make food. Please answer fast

Answers

Answer:

plants add water to the atmosphere

Explanation:

transpiration is the loss of water from the plants in the form of water vapors ... so that way...

Answer:

Plants add water to the atmosphere

Explanation:

Water is given out as vapour into the air

List 4 significant problems with nuclear power plants....,,,,,?

Answers

Barriers to and risks associated with an increasing use of nuclear energy include operational risks and the associated safety concerns, uranium mining risks, financial and regulatory risks, unresolved waste management issues, nuclear weapons proliferation concerns, and adverse public opinion. Hope this helps!

Why is color NOT the best property to identify minerals A) different minerals can have the exact same colors B) all minerals have the same streak C) color can change due to impurities D) all minerals have one type of element

Answers

Answer:

b

Explanation:

gthtrhm xkcnsdvnsf

help me out please!!!!

Answers

Answer:

It is c.

Explanation:

Which answer is the best representation for the shaded region?

Answers

Answer:

peoples do worship

everyone worships

The graphs below show the population size of Organism A in a local lake, and the average temperatures of the lake by month.

Answer choices:

A) June
B) May
C) August
D) July

Answers

Answer:

its B

Explanation:

dont ask be i just know, and i got a good grade for that work even though i was hard

Answer:

July

Explanation:

1.) The optimal temperature for the Organism A population is approximately 25°C.

2.) The month during which the average temperature of the lake is around 25°C is July.

3.) The correct answer is: July

Pyramids depicting the number of organisms or biomass may be inverted, upright, or even diamond-shaped.
Energy pyramids, however, are always upright. Why?

Answers

Answer:

The correct answer is - as energy lost at every trophic level.

Explanation:

In any ecological ecosystem the energy pyramids always upright unlike other pyramids such as biomass showing the number of organisms, that can be diamond shape, inverted or upright.

The main reason behind this is due to the fact that it is only a pyramid in the ecosystem that always unidirectional in the food chain which is always some energy lost with an increase in the trophic level in the food chain. This loss of energy always gets back to the atmosphere in each step of the food chain.

As the energy is lost at every trophic level, the energy pyramids are always upright. A further explanation is below.

In whatsoever biological environment, the energy pyramid always seems to be straight, unlike some of the other pyramidal, including such biomass, which might be diamond-shaped, overturned, as well as upstanding.Essentially the food chain is simply a pyramid, and there is always some power loss as that of the primary consumers throughout the chain increases.

Thus the response above is right.

Learn more:

https://brainly.com/question/13010665

List 4 significant problems with nuclear power plants.

Answers

Answer:

Risk of a Meltdown, Weapons Proliferation Risk, Cost, Nuclear Waste

Explanation:

Answer:

According to the article https://www.leonardodicaprio.org/the-7-reasons-why-nuclear-energy-is-not-the-answer-to-solve-climate-change/ there are 7 problems so pick your favorites I guess

1) It takes a very long time to go from from planning to operation

2) The cost

3) Weapon Proliferation risk

4) Meltdown risk

5) Mining leads to lung cancer

6) Miscalculations of CO2 equivalences

7) Radioactive waste

PLEASE HELP !! ILL GIVE 40 POINTS ; PLUS BRAINLIEST !! DONT SKIP ANSWER.

Answers

Answer:

b. 10,000 plants

Explanation:

Producers, plants, contain the most stored energy in an energy pyramid.

I hope this helped :)

Is 100 because the plant conté in de most

Need help asap explain how scientists can use spectra to determine substances on another planet is what it says at the bottom

Answers

You can use spectra to determine substances on another planet is what it says at the bottom. This explains how scientists can use spectra to determine.

Type 1 diabetes is an autoimmune disease that causes an increase in the amount of glucose in blood and urine. Which statement
CORRECTLY describes the cause of this disease?
A)
the increase in the insulin producing ability of white blood cells
B)
the loss of the insulin producing ability of the nephrons of the kidney
the loss of the insulin producing ability of the beta cells of the pancreas
D)
the increase in the insulin producing ability of the epithelial cells of bile
duct

Answers

Answer:

C) the loss of the insulin producing ability of the beta cells of the pancreas

Explanation:

Without diabetes, insulin produced in the pancreas on islets of Langerhans by beta cells to regulate blood sugar levels. Type 1 diabetes occurs when the pancreas produces little to no insulin.

Which of the following is correct regarding expiration?
diaphragm relaxes, volume increases, pressure decreases and air moves into the
lungs
diaphragm relaxes, volume decreases pressure increases and air moves out of
the lungs
diaphragm relaxes, volume decreases, pressure decreases and air moves out of
the lungs
diaphragm relaxes, volume decreases, pressure decreases and air moves into the
lungs
sley
diaphragm relaxes, volume increases, pressure increases and air moves into the
lungs
diaphragm relaxes, volume increases, pressure decreases and air moves out of
the lungs

Answers

The correct answer is B, diaphragm relaxes, volume decreases, pressure increases and air moves out of the lungs.

Pressure and Volume are inversely related

4. The age of the Canyon Diablo meteorite was determined by
A) carbon-14
B) uranium-235
C) hydrogen-3
D) potassium-40​

Answers

Answer:

B) uranium-235

Explanation:

The age of the Canyon Diablo meteorite was determined by potassium-40​. Therefore, the correct option is option D.

Before entering Earth's atmosphere, the Canyon Diablo meteorite is thought to have weighed about 300,000 tonnes. It was most likely a component of the asteroid belt that lies between Mars and Jupiter. The Canyon Diablo meteorite is frequently linked to the Asteroid 1 Ceres, one of the biggest bodies in the asteroid belt. The Canyon Diablo meteorite is notable in particular for the effect it had when it collided with the Earth's surface. The Barringer Crater, which has a diameter of roughly 1,200 metres and a depth of 170 metres, was generated by the collision.

To know more about Canyon Diablo meteorite, here:

https://brainly.com/question/29259797

#SPJ6

There is a sudden decrease in the food availability for wading birds. Make a claim about how the different levels of organization shown in the diagram will be affected. Summarize evidence to support your claim and explain your reasoning.

Answers

Answer:

I'm sorry I can't answer this I'm trying to get more points

Two related species metabolize glucose using the exact same pathways (glycolysis, citric acid cycle, oxidative phosphorylation). Experiments show, however, that species A generates only 83% of the ATP compared to species B when provided with the same amount of glucose. What could be a potential reason for this outcome

Answers

Answer:

The correct answer is - there is a 12-Carbon ring in ATP synthase of species A whereas species B contains a 10-carbon ring.

Explanation:

ATP Synthase is a protein complex that catalyzes the transfer of the protons down the gradient build by the action of the electron system in the mitochondria and makes ATP from ADP molecules.

The higher number of carbon in ATP synthase will require more protons to rotate to produce 3 ATP in this process so, if species A has more carbon present it will take more protons and able to produce only 83% of ATP compared to species B.

Which statement about rocks is not true? A All rocks are made of minerals. B Rocks come in different shapes, colors, and sizes. C A rock is always made up of just one kind of mineral.​

Answers

Answer:

C. A rock is always made up of just one kind of mineral

The answer is C!! Hope this helped

Carbon is found in the
atmosphere in which form?

A. calcium carbonate
B. carbon dioxide
C. carbonic acid

Answers

CARBON IS FOUND IN YHE ATMOSPHERE IN THE FORM OF carbon dioxide or CO2

What do the diagrams illustrate about the process of transgression?

of rock erode over time
B layers of rock build up over time
C layers of rock rise relative to the original shoreline
D layers of rock lower relative to the original shoreline

Answers

The answer is C. Luv the higher the shoreline the move sand and rocks there is being pushed and washed there ^_^

Which 4 body sydtems interact to allow a person to sneeze

Answers

Answer:

I think four body system is Muscular, immune, nervous, respiratory.

Explanation:

Is a volcano part of the lithosphere? Explain. NO WEIRD LINKS!

Answers

Answer: Tectonic activity is responsible for some of Earth's most dramatic geologic events: earthquakes, volcanoes, orogeny (mountain-building), and deep ocean trenches can all be formed by tectonic activity in the lithosphere.

Please give me brainlest if this helps.

Oxygen rich blood returns from the lungs to the heart. Which 2 systems are most directly involved in this process.

Respiratory and circulatory
Excretory and digestive
Circulatory and excretory
Digestive and respiratory

Answers

Answer:

Respiratory and circulatory

Explanation:

The Circulatory System Works in Tandem with the Respiratory System. The circulatory and respiratory systems work together to sustain the body with oxygen and to remove carbon dioxide. Pulmonary circulation facilitates the process of external respiration: Deoxygenated blood flows into the lungs.

The two systems which are most directly involved in this process are respiratory and circulatory systems.

What do you mean by oxygen-rich blood?

In the lungs, oxygen is put into the blood, and carbon dioxide is taken out of the blood during the process of breathing. After the blood gets oxygen in the lungs, it is called oxygen-rich blood.

During the whole process of breathing, the respiratory and circulatory systems play a major role in the separation of oxygen-rich and oxygen-poor blood.

Therefore, the two systems which are most directly involved in this process are the the respiratory and the circulatory systems.

To learn more about the  Breathing process, refer to the link:

https://brainly.com/question/11569643

You would expect a cell with extensive Golgi apparatus to

Answers

Answer:

secrete a lot of material.


Scientists once classified fungi as types of plants. Today, fungi are classified in their own kingdom. Which of these
traits distinguishes fungi from plants?
A Fungi have cell walls made of chitin and are heterotrophic.
B Fungi grow in the ground and are photosynthetic.
С Fungi reproduce by asexual reproduction.
D Fungi are prokaryotes.

Answers

Answer:

D is the answer hope it helps

How can genes be turned on and off?

Answers

Answer:

please give me brainlist and follow

Each cell expresses, or turns on, only a fraction of its genes at any given time. The rest of the genes are repressed, or turned off. The process of turning genes on and off is known as gene regulation.

Which of the following is not an argument in favor of aquaculture?
A. Competition with fishermen
B. Reduction in seafood trade deficit
C. Job creation
D. Revenue generation

Answers

Answer: A. Competition with fisherman

Explanation:

I just took this test and also process of elimination its the only one that makes sense. :)

Answer:

Its A.

Explanation:

just took the test

what do rabies and hiv have in common

Answers

What common about rabies and hiv is that the disease can infect your whole body and also hiv and rabies can kill

Hope it hopes
What rabies and hiv have in common is they both can lead to death if not caught early.

12. What is the relationship between DNA and chromosomes?
A. DNA is tightly coiled chromosomes
B. Chromosomes are tightly coiled DNA
C. A section of DNA is called a chromosome
D. There is no relationship between DNA and chromosomes

Answers

Answer:

I believe your answer is A.

if this is a two pick answer than your answer is both A and B.

Explanation:

What is the relationship between a DNA molecule and a chromosome?

In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.

Answer: A. DNA is tightly coiled chromosomes

Explanation:

Choose the following true statement about alr pollution.
All pollution can be seen with your eyes.
Not all pollution is considered to be harmful to your body.
Some type of pollution that is more harmful cannot be directly seen.
Pollution can only be found in cities.

Answers

Answer:

C

Explanation:

Many kinds of air pollution can't be seen, which means A is incorrect. Any kind of pollution can be harmful to you, which means B is incorrect too. Air pollution is very harmful but in most cases can't be directly seen, so C is correct. Pollution can be found everywhere, so D is incorrect also.

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