Why is it important for gametes to be haploid?(1 point)

Question

Responses

When gametes are made, the diploid cell splits twice, creating four haploid organisms.
When gametes are made, the diploid cell splits twice, creating four haploid organisms.

Neither parent has the full set of genetic information so each must contribute their half.
Neither parent has the full set of genetic information so each must contribute their half.

They fuse to form a diploid organism so that there is the expected number of chromosomes.
They fuse to form a diploid organism so that there is the expected number of chromosomes.

It is impossible for them to be diploid because reproduction does not result in diploidy.
It is impossible for them to be diploid because reproduction does not result in diploidy.

The inheritance pattern of one gene will not affect the inheritance pattern of another gene. This is known as(1 point)
Responses

independent assortment.
independent assortment.

genetic variation.
genetic variation.

crossing over.
crossing over.

random distribution.

Which of the following is a difference between phase I and phase II of meiosis?(1 point)
Responses

Phase I results in two haploid daughter cells and phase II results in four haploid daughter cells.
Phase I results in two haploid daughter cells and phase II results in four haploid daughter cells.

Anaphase, metaphase, and telophase only occurs during phase I of meiosis.
Anaphase, metaphase, and telophase only occurs during phase I of meiosis.

Phase I results in daughter cells with 23 chromosomes each and phase II with 46 chromosomes each.
Phase I results in daughter cells with 23 chromosomes each and phase II with 46 chromosomes each.

Genetic variations can only occur during phase II of meiosis.

During meiosis, non-sister chromatids may exchange sections of DNA leading to genetic diversity. What is this process called?(1 point)
Responses

crossing-over
crossing-over

nondisjunction
nondisjunction

karyotypes
karyotypes

independent assortment

What is heredity?(1 point)
Responses

the adaptation of certain individuals that increases their likelihood of survival
the adaptation of certain individuals that increases their likelihood of survival

the exchange of genetic information to create new variation
the exchange of genetic information to create new variation

the passing of genetic information from parents to their offspring
the passing of genetic information from parents to their offspring

the random distribution of chromosomes to produce new genetic combinations

Answer 1

Here are the correct responses for the questions provided:

1. Why is it important for gametes to be haploid?

   • Correct response: They fuse to form a diploid organism so that there is the expected number of chromosomes.

2. The inheritance pattern of one gene will not affect the inheritance pattern of another gene. This is known as:

   • Correct response: independent assortment.

3. Which of the following is a difference between phase I and phase II of meiosis?

   • Correct response: Phase I results in two haploid daughter cells and phase II results in four haploid daughter cells.

4. During meiosis, non-sister chromatids may exchange sections of DNA leading to genetic diversity. What is this process called?

   • Correct response: crossing-over.

5. What is heredity?

   • Correct response: the passing of genetic information from parents to their offspring.