Bio 115 unit 4 Exam 2025 Newest
Exam Questions And Correct
Answers | Passed
1. Crossing over normally takes place during which of the following processes?
A) meiosis II
B) meiosis I
C) mitosis
D) mitosis and meiosis II - CORRECT ANSWER-B) meiosis I
2. When does DNA replication take place regarding meiosis? DNA replication
_____.
A) does not take place in cells destined to undergo meiosis
B) occurs before meiosis I begins
C) occurs between meiosis I and meiosis II
D) occurs during prophase I - CORRECT ANSWER-B) occurs before meiosis I
begins
,3. Independent assortment of chromosomes is a result of _____.
A) the random combinations of eggs and sperm during fertilization
B) the random distribution of the sister chromatids to the two daughter cells
during anaphase II
C) the diverse combination of alleles that may be found within any given
chromosome
D) the random way each pair of homologous chromosomes lines up at the
metaphase plate during meiosis I - CORRECT ANSWER-D) the random way
each pair of homologous chromosomes lines up at the metaphase plate during
meiosis I
4. After telophase I of meiosis, the chromosomal makeup of each daughter cell is
_____.
A) diploid, and the chromosomes are each composed of a single chromatid
B) diploid, and the chromosomes are each composed of two chromatids
C) haploid, and the chromosomes are each composed of a single chromatid
D) haploid, and the chromosomes are each composed of two chromatids -
CORRECT ANSWER-D) haploid, and the chromosomes are each composed of
two chromatids
5. Somatic cells of roundworms have four individual chromosomes per cell. How
many chromosomes would you expect to find in a gamete from a roundworm?
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, A) two
B) four
C) eight
D) sixteen - CORRECT ANSWER-A) two
6. What is the final result of meiosis in a human?
A) genetically different 1n somatic cells
B) genetically identical 1n somatic cells
C) genetically different 1n gametes
D) genetically identical 1n gametes - CORRECT ANSWER-C) genetically different
1n gametes
7. What is a major difference between meiosis II and mitosis in a diploid animal?
A) Homologues align on the metaphase plate in meiosis II.
B) Sister chromatids separate in mitosis, and homologues separate in meiosis II.
C) Meiosis II occurs in a haploid cell, while mitosis occurs in diploid cells.
D) Crossover takes place in meiosis II. - CORRECT ANSWER-C) Meiosis II
occurs in a haploid cell, while mitosis occurs in diploid cells.
8. Sister chromatids separate from each other during _____.
a. meiosis I only
Exam Questions And Correct
Answers | Passed
1. Crossing over normally takes place during which of the following processes?
A) meiosis II
B) meiosis I
C) mitosis
D) mitosis and meiosis II - CORRECT ANSWER-B) meiosis I
2. When does DNA replication take place regarding meiosis? DNA replication
_____.
A) does not take place in cells destined to undergo meiosis
B) occurs before meiosis I begins
C) occurs between meiosis I and meiosis II
D) occurs during prophase I - CORRECT ANSWER-B) occurs before meiosis I
begins
,3. Independent assortment of chromosomes is a result of _____.
A) the random combinations of eggs and sperm during fertilization
B) the random distribution of the sister chromatids to the two daughter cells
during anaphase II
C) the diverse combination of alleles that may be found within any given
chromosome
D) the random way each pair of homologous chromosomes lines up at the
metaphase plate during meiosis I - CORRECT ANSWER-D) the random way
each pair of homologous chromosomes lines up at the metaphase plate during
meiosis I
4. After telophase I of meiosis, the chromosomal makeup of each daughter cell is
_____.
A) diploid, and the chromosomes are each composed of a single chromatid
B) diploid, and the chromosomes are each composed of two chromatids
C) haploid, and the chromosomes are each composed of a single chromatid
D) haploid, and the chromosomes are each composed of two chromatids -
CORRECT ANSWER-D) haploid, and the chromosomes are each composed of
two chromatids
5. Somatic cells of roundworms have four individual chromosomes per cell. How
many chromosomes would you expect to find in a gamete from a roundworm?
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law
, A) two
B) four
C) eight
D) sixteen - CORRECT ANSWER-A) two
6. What is the final result of meiosis in a human?
A) genetically different 1n somatic cells
B) genetically identical 1n somatic cells
C) genetically different 1n gametes
D) genetically identical 1n gametes - CORRECT ANSWER-C) genetically different
1n gametes
7. What is a major difference between meiosis II and mitosis in a diploid animal?
A) Homologues align on the metaphase plate in meiosis II.
B) Sister chromatids separate in mitosis, and homologues separate in meiosis II.
C) Meiosis II occurs in a haploid cell, while mitosis occurs in diploid cells.
D) Crossover takes place in meiosis II. - CORRECT ANSWER-C) Meiosis II
occurs in a haploid cell, while mitosis occurs in diploid cells.
8. Sister chromatids separate from each other during _____.
a. meiosis I only
