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Schach [20]
4 years ago
13

genetic drift leads to evolutionary change in the absence of natural selection. explain how this is possible.

Biology
1 answer:
Advocard [28]4 years ago
7 0
Genetic drift is the change in allele frequencies. even if every individual has the same opportunities to survive, reproductivity contributes to the following generation, allowing it to vary due to random chance. hope this helps :)
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A medium has an antibiotic added that inhibits the growth of most bateria. only one species of bacteria can grow on this medium.
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The medium would be functionally classified as a growth medium. It is because a growth medium is a media that is being use to observe the growth of bacteria such as having to observe whether it would be inhibited or whether it will grow in the media.
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3 years ago
Which feature do prokaryotic and eukaryotic cells share? A) nucleolus Reactivate B) cytoplasm C) nuclear membrane D) membrane-bo
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4 years ago
Which of the following can be used as lamp oil?
djyliett [7]

Answer;

-The most appropriate answer is Lipids

Explanation;

-Lipids is among the four biological biomolecules, the others being proteins, carbohydrates and nucleic acids.

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8 0
3 years ago
Read 2 more answers
In mice, a male and female are mated, both with long ears. All female have long ears but half the males bave short ears and half
rjkz [21]

If you have both parents with long ears and some of the offsprings have short ears, you can say both parents are heterozygous for this. Both have a dominant (long ear), and a recessive allele (short ear).

To prove this, you can draw a Punnett square, and you'll see the probabilities of the offsprings.

8 0
3 years ago
Imagine that zika virus has a 1% incidence in the population. A test for the virus has a 3% false positive rate and no false neg
Darina [25.2K]

Answer:

The answer is 97%.

Explanation:

The zika virus' 1% incidence rate in the population has no effect over the probability of the patient being infected or not. If the test has a 3% false positive rate that means that if it is positive, the results have a 97% chance of being true. Therefore the chance that the person who took the test and had a positive result being actually infected is 97%.

I hope this answer helps.

5 0
3 years ago
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