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wlad13 [49]
2 years ago
5

What experimental questions would you ask if you could purify your own DNA and why?

Biology
1 answer:
Dvinal [7]2 years ago
5 0

Answer:

In what ways will this benefit me? Will there be any side effects? Has it already been tested on humans? Will it hurt?

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makkiz [27]

Answer:

The correct answer is: Positive Associations.

Explanation:

  • Due to prolonged illness the person has lost all desire to survive.
  • This is the reason why he stopped consuming food.
  • Under such a situation, it is necessary that the person should be exposed to people who can positively counsel the person and make the ill person realise the importance of life.
  • It is necessary to make the person realise what he would gain if he chooses to survive and what he would lose if he chooses to die.
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3 years ago
Relate the development of plant needles to the occurrence of mutations.
xxMikexx [17]
<h2>Development of Plant Needles</h2>

Explanation:

  • Seed of pitch pine treated with colchicine delivered tetraploid seedlings which had thick and sporadic needles and less fortunate tallness and diameter growth than ordinary seedlings.  
  • In test of colchicine-initiated polyploidy in pines, researcher found that a significant number of the polyploid plants returned to a diploid development in light of the fact that the polyploid cells partitioned at a more slow rate and were overwhelmed by the more quickly developing diploid cells which encompassed them.  
  • The primary needles of both diploid and polyploid plants were more effective at low light intensity than secondary needles, and they had lower compensation points.

5 0
3 years ago
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In a relatively small iguana population the allelic frequency is tracked for three generations. Webbing is a recessive allele; n
arsen [322]

Answer:

The answer is C

Explanation: The random change in the gene pool is due to genetic drift. Remember, genetic drift occurs at a more rapid rate when the population size is reduced. The flood is a random occurrence. It could have as easily been a drought.

4 0
3 years ago
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Which of the following will lead to speciation? Select one of the options below as your answer. A. Variation in gene pool B. Lac
antoniya [11.8K]
<span>The answer is A. Variation in gene pool
Speciation is a formation of a new species during the evolution line. When there is a variation in a gene pool, a unique combination between genes could be formed during the mating process. This will create an offspring with unique gene pool that will lead to speciation</span>
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Why and/or how are invasive species of plants introduced to new foreign areas?
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Some ways that plants are transported around include seeds, insects, people, and animals. 


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