You have isolated two known bacteria with slightly different DNA patterns and have placed them in an environment with some unknown elements. After some time, you observe that cell No. 1 now has a different DNA pattern. Your goal is now to find out whether this new DNA was obtained by the cell from transformation or conjugation (and you know that it can only be from one of these two methods). Which of the following would be valid to investigate?


Test cell No. 1 for excised DNA that has been relocated
Test for foreign, similar DNA in the environment
Test for the presence of bacteriophages in the environment
Test for the presence of DNA patterns from cell No. 2 in cell No. 1
1 and 3
1 and 4
1, 2, and 4
2 and 4

Answers

Answer 1

Explanation: foreign, similar DNA in the environment


Related Questions

What pigment do plants use as a catalyst for photosynthesis?
A. Water

B. Cyanobacteria

C. Chlorophyll

D. Carbon dioxide

Answers

Answer:

Chlorophylls are natural green pigments ubiquitously present in plant kingdom, which play an important role in photosynthetic process, a vital function for life on Earth.

Explanation:

Your turn. Now you have to find the right answer based off my explanation

Answer:

C. Chlorophyll

Explanation:

Chlorophyll is the pigment, that plants use as a catalyst for photosynthesis.

Two children and their dog are outside. The children are skating, and the dog is eating. It begins to rain, and the children and dog rush inside so quickly that it causes them to breathe more rapidly. When they are inside, the children dry their hair using towels, and the dog dries it's fur by shaking it's fur.
Look at the list of actions below:
1. The children skating
2. The dog eating
3. The children breathing more rapidly
4. The dog breathing more rapidly
5. The children using towels to dry their hair
6. The dog shaking it's fur to dry it's fur
Which actions best represent inherited behaviors?
A - 2,3,4,6
B - 2,4,6
C - 1,5
D - 1,2,3,4,5,6

Answers

I think the answer is D. Because it has the most numbers that make sense

Which microscope were cells first observed?

Answers

Answer:

Leeuwenhoek made his own microscope lenses, and he was so good at it that his microscope was more powerful than other microscopes of his day. In fact, Leeuwenhoek's microscope was almost as strong as modern light microscopes.

Explanation:

Hope this helps you

It’s called a electron microscope and it had a HUGE impact on biology :)

Which of the following could be reasons why population sizes may reach and maintain plateaus? Select the three (3) that apply.

Answers

Answer:

limits in food supply

competition with other species

competition for space

Don't fail me now brainly!!!!
21. For each of the following, state the type of input energy and the useful output

energy.

a. battery

b. gas-powered weed-eater

c. bedside lamp

d. horn on a bicycle






Input Energy

Useful Output Energy

4

Battery







Gas-Powered Weed-eater







Bedside lamp







Horn on a bicycle

Answers

Answer:

Explanation:

if you get the nintindo 64 throw it out a window then call the garbage man hit the folks den shake his hand he will give you the math answer and you have to cll hm on the newest flip phone out right now

what is a genotype
A.)an organism's combination of genes for a trait
B.)the collection of dominant genes in an organism
c.) the ratio of dominant to recessive genes in an individual
D.) an organism's appearance as a result of its genes

Answers

Answer:

The answer is B

Explanation:

because that contains dominant genes

Scientists have observed the exponential growth of lionfish in the Caribbean Sea. Which of these predictions about the future of the lionfish
population is the most likely to occur?
А.
The lionfish population will continue growing exponentially indefinitely
В.
A limiting factor will cause the growth of the lionfish population to slow down, forming a pattern of logistic growth
ооо
C. A limiting factor will cause the lionfish population to decline rapidly, and eventually decrease to near zero.
D
The lionfish population will enter a cycle of increasing and decreasing numbers, typical of many predators and prey.

Answers

Answer:

B

Explanation:

thank me later :)

Answer:

answer is D

Explanation:

I got it right in exam

What information did you include in your response? Multiple Choice

A. Crossing over is the process by which genetic material is exchanged by non-sister chromatids during meiosis.

B. Crossing over results in a new combination of genetic information for the cell for a specific trait.

C. Crossing over ensures that organisms are not identical from generation to generation.
D. Genetic recombination allows for a variation in genetic material that is passed through the generations.

Answers

Only you can answer this unless the last response is given.

Answer:

click any answer and it will be correct

Explanation:

What are some nonlethal solutions to the problem of wolves attacking cattle and sheep?

Answers

Answer:Fences, loud alarms, and keeping animals in a safe space

Explanation:

Maintaining a large population of the predators' natural prey is one newly proved strategy for reducing wolf-cattle conflicts. Wolves prefer to consume native wild animals, and dwindling deer or elk populations encourage them to seek out sheep and cattle.

This animal represents what kind of body symmetry?

- asymmetry

- radial symmetry

- bilateral symmetry

Answers

Answer:

Bilateral symmetry

Explanation:

the property of being divisible into symmetrical halves on either side of a unique plane. I am pretty sure itis this one, hope i helped you!

Bilateral symmetry is the ANWSER

Proof it’s just bilateral

If the temperature decreases to less than the surrounding environment, it will indicate that the atmosphere is unstable.

True
False

Answers

True depending on what environment you are

double checking
[extra characters]​

Answers

II -rib cage
The first one looks like the esophagus
3rd one- lungs
4th one diaphragm

Which diagram number below represents the liquid layers in the cylinder?

(K) Karo syrup (1.4 g/mL), (V) vegetable oil (0.91 g/mL,) (W) water (1.0 g/mL). Support your answer with a brief explanation.

Answers

Answer:

Diagram 1

Explanation:

The correct diagram that depicts the liquid layers in the cylinder would be diagram 1.

The density of a substance is a measure of how heavy the substance is. Hence, a liquid that is heavier than water (with higher density) would sink in water while a liquid that is less dense than water would float on it.

Therefore, based on the density of the karo syrup (1.4 g/mL), it would take the bottom space in a cylinder, followed by water (1.0 g/mL) while vegetable oil with 0.91 g/mL would float on the former two.

The correct diagram is 1.

An example of something that can be used to support the theory of evolution. Explain.

Answers

Anatomy. Species may share similar physical features because the feature was present in a common ancestor (homologous structures)

Which genotype below is written correctly?
A.) AaAP
B.) pApr
C.) IlYy

Answers

none? can you give a picture of the question?

I WILL MARK BRAINLIEST

Answers

Answer:

false

Explanation:

resources from the earth are natural resources

How is the availability of needed natural resources affected by human activities?

Answers

Answer:

Humans take natural resources for things such as manufacturing oil, building, making plastics, etc. For example, harvesting trees to cut and make planks of depletes the Earth of a necessary resource for filtering oxygen.

Numerous human activities such as overpopulation, pollution, the burning of fossil fuels, and deforestation have an adverse effect on the physical environment.

What are natural resources?

Natural resources are those resources that we get from nature. These resources are free, but they are not available for a lifetime.

The availability and quality of natural resources have been significantly impacted by human activity. Petroleum products are daily used in enormous quantities by companies and cars.

Around 40% of the electricity in the world is produced by coal-fired power plants. The reserves of these finite resources are being depleted by the extensive usage of fossil fuels.

Therefore, climate change, soil erosion, poor air quality, and undrinkable water have all been brought on by changes like these.

To learn more about natural resources, refer to the link:

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All of the white-taied deer in a forest make up
a. An ecosystem
b. A population
c. A community
d. A food chain

Answers

I think it’s an ecosystem, so A

Which of the following statements is false?
a. Performing a cross to produce an F1 generation can be used to show if an allele is dominant.
b. The F1 generation is always hybrids.
c. An F1 cross produces an F2 generation.
d. All of the offspring of a cross may exhibit the same trait.

Answers

Answer:

d

Explanation:

cannot be same if they produce f2 will take time to be the same!

Thank you!

The correct answer is d. All of the offspring of a cross may exhibit the same trait as it is only in purebred.

The phenomenon of dominant phenotypes springing up from the allele interactions exhibited on this go is called the precept of uniformity, which states that every one of the offspring from ago in which the mother and father fluctuate through best one trait will seem identical.

What are Inherited traits?

Inherited traits tendencies encompass matters along with hair color, eye color, muscle structure, bone structure, or even functions just like the form of a nose. Inheritable tendencies are tendencies that get exceeded down from era to the subsequent era. This would possibly encompass such things as passing pink hair down in a family.

Thus it is clear that All of the offspring of a cross may exhibit the same trait is false.

To know more about Inherited traits refer to the link :

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What is organism? Please give me a good answer​

Answers

Answer:

An organism is a living thing or single celled life form that has an organized cell structure, responds to stimuli, reproduces, grows, adapts and maintains homeostasis. It is capable of carrying on life functions .

Explanation:

5. Below shows the model of a water particle. Which of the following
statements about a water particle is incorrect?
oxygen
atom
hydrogen atoms
-A. It is made up of two hydrogen atoms and one oxygen atom.
-B. It is made up of two kinds of molecules.
-C. It is larger than an oxygen atom.
-D. It is also called a water molecule.

Answers

Answer:

C

Explanation:

A water molecule the the combination of 1 oxygen atom and 2 hydrogen atoms hence option C is untrue

Describe what the town looked like when the Once-ler first arrived in his
wagon.

In the movie Lorax

Answers

What the town looked like when the Once-ler first arrived in his wagon were tall, striped trees with soft, brightly colored tufts with fruit called Truffula Trees. Barbaloots which were bears that live among the trees and eat Truffula fruits, Humming fish that hummed and lived in a pond and songbirds that were called Swamee Swans. And he referred this place as “glorious.”

When the Once-ler first arrived in his wagon, the town looks like very large surrounded by trees called Truffula trees.

What are the conditions of town look like?

A Town looks like very huge with an enormous number of trees. Bears are randomly walking around the trees and eating truffula fruits.

Fishes were lived in a pond, a place called glorious where swamee swans were found.

Therefore, when the Once-ler first arrived in his wagon, the town looks like very large surrounded by trees called Truffula trees.

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Carrying capacity is
A.anything that limits how many organisms can live in an ecosystem.
B.how green plants make carbohydrates.
C.the process of respiration.
D.the number of organisms an ecosystem can support.

Answers

Answer:

d

Explanation:

d

Which is not included in a niche that a
species occupies?
A. the habitat that the species lives in
B. the diet of the species
C. the species' step on a food web
D. the population size of that species

Answers

c??a akosiwmw sieve wow a wo we

A student wants to know the effect a mutation might have on a species survival. The change causes a rabbit to have mottled brown fur. The student runs a computer simulation for ten generations.What possible conclusions can you draw

Answers

Answer: A. Evolution occurred because the allele frequency changed over time.

C. The rabbits with mottled brown fur have a selective advantage that gives them more camouflage from predators.

E. The mutation had a positive effect, allowing those rabbits with the mottled brown fur to survive and reproduce better than those with the brown or white fur

Explanation:

Based on the information given, the possible conclusion that can be drawn from the options given are:

A. Evolution occurred because the allele frequency changed over time.

C. The rabbits with mottled brown fur have a selective advantage that gives them more camouflage from predators.

E. The mutation had a positive effect, allowing those rabbits with the mottled brown fur to survive and reproduce better than those with the brown or white fur.

Therefore, the correct options are A, C and E.

Distinguish between gaseous exchange and respiration

Answers

Answer:

Respiration is the process in which food is oxidized to release energy. Complex organic compounds are converted into simpler ones, e.g glucose into CO2 water and energy released. Gaseous exchange is the diffusion of gases from a region of higher concentration to a region of lower one.

Explanation:

Breathing is the physical process by which air is passed on a gaseous exchange surface i.e. ventilation of the gaseous exchange surface. It involves Inhalation and Exhalation.

Gas/Gaseous exchange is the process whereby gasses diffuse across a gaseous exchange surface. In humans, oxygen diffuses from the inhaled air into the blood and carbon dioxide diffuses from the blood into the exhaled air. The gaseous exchange surface here being the Alveoli.

Respiration is the metabolic process whereby organic molecules are broken down to release energy in the cells. In humans, this process takes place inside the mitochondria of cells. Aerobic respiration requires oxygen whereas qnqerobic respiration takes place in absence of oxygen.

Help me plssss I think it’s option D

Answers

Answer:

yes d is the answer...

please make me brainlieast..and follow. me

You answer would be D

Matthias Schleiden and Theodor Schwann made which contribution to science?
A. Discovered that new organisms do not spontaneously arrive in suitable conditions, but must be brought there.
B. Discovered the process plants use for energy, photosynthesis.
C. Discovered a basic principle of chemistry, that all matter is composed of atoms.
D. Discovered a basic principle of biology, that all plants and animals are made of cells.

Answers

The answer might be D

Matthias Schleiden and Theodor Schwann made a significant contribution to science as they discovered a basic principle of biology, that all plants and animals are made of cells. So the correct option is option D.

Matthias Schleiden and Theodor Schwann made the contribution of discovering a fundamental principle in biology known as the cell theory. In the 1830s, they independently proposed that all plants and animals are composed of cells. Their work laid the foundation for our understanding of the structural and functional units of life. Together, the contributions of Schleiden and Schwann formed the basis of the cell theory, The correct option is option D.

Learn more about the cell theory here.

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What is the relation between leaf venation and the type
of roots?

Answers

Answer:

When the veins in leaves are irregularly distributed to form a channel, it is known as reticulate Venation. Plants with reticulate venation in their leaves are likely to have tap roots. Plants like carrot or rose have leaves with reticulate venation and tap roots.

Explanation:

hope it helps :D

Answer:

Explanation:

those plants that have parallel venation leaves have fibrous root system and the plant that have reticulate venation of leaves have tap root system.

What replaces peptidoglycan in the cell wall of Archaebacteria?

Answers

Answer:

S-layers

Explanation:

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