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True [87]
3 years ago
10

A scientist is studying an infectious agent in a lab. Which observation best illustrates the importance of the theory of evoluti

on in the field of medicine? Organisms in Petri dish A have a mechanism that produces the same neurotoxin as the rest. Organisms in Petri dish B have the largest cells relative to the rest. Organisms in Petri dish C have twice as many genes on their DNA. Organisms in Petri dish D have a mutation that allows them to survive treatment with medication.
Biology
2 answers:
Feliz [49]3 years ago
7 0
Organisms in Petri dish D have a mutation that allows them to survive treatment with medication.
Tanya [424]3 years ago
7 0

Answer: The correct answer is -

D) have a mutation that allows them to survive treatment with medication.

Explanation -

Natural selection is a theory of evolution that was proposed by Charles's Darwin. According to this theory, organisms that have a beneficial gene variant (allele) to enhance their survival or that are capable of better adapting in their changing environmental conditions, will survive and produce large number of offsprings through reproduction.

Option D) in this question correctly correlates this theory as the mutation in the organism is enhancing its rate of survival.

Thus, option D) is the right answer.

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PELESLEVOULolt
Simora [160]

Points C and D are correct statements for Natural Selection.

Natural selection is the process by which organisms develop variation in traits, which gives them the better chance of survival and Natural selection is the process by which organisms with more beneficial traits are more likely to survive and reproduce.

Explanation:

Darwin postulated in his theory that over a period of time there are changes in physical or behavioral traits which are transferred from parent to the next generation. The changes which led to the better adaptation to the environment will help survive the organisms. Such organisms will reproduce.

8 0
3 years ago
1. What is a limiting factor in relation to an ecosystem
max2010maxim [7]

Answer:

1 A limiting factor is anything that constrains a population's size and slows or stops it from growing. Some examples of limiting factors are biotic, like food, mates, and competition with other organisms for resources. ... Limiting factors are usually expressed as a lack of a particular resource.

2 Carrying capacity can be defined as a species' average population size in a particular habitat. ... If these needs are not met, the population will decrease until the resource rebounds. Explore carrying capacity with these curated classroom resources.

<h3>Hope this is fine for you</h3>

5 0
3 years ago
Describe (in complete sentences) and give at least 3 examples of pioneer species. *
Sphinxa [80]

Answer:

Plankons, fungi, bacteria, lichens etc. are the pioneer species of ecological succession. Pioneer species are hardy species which are the first to colonize previously biodiverse steady-state ecosystems. Some lichens grow on rocks without soil, so may be among the first form of life the example includes bacteria, fungi, and lichens.

Explanation:

4 0
3 years ago
What activity transfers chemical energy from algae to marine animals?
Mazyrski [523]
Eating them gives them engery from the alge that make engery through photosintheies
7 0
4 years ago
Read 2 more answers
The principle of conservation of mass is true only for reactions that take place in closed systems.
tresset_1 [31]
The principle of conservation of mass is true. For reactants in both open and closed system. When a chemical reaction takes place in an open system. matter can enter from or escape to the surroundings
4 0
3 years ago
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