WGUC190 - Intro to bio unit 5 Exam Questions and Answers with
Verified Solutions | Latest 2026 Update
Q: in which phase of the cell cycle does DNA replication take place?
Answer:
S
Q: Interphase is the part of the cell cycle when the cell .
Answer:
grows and duplicates its DNA.
Q: In which stage of the cell cycle are new daughter cells formed?
Answer:
Cytokinesis.
Q: During replication when DNA is being copied, what form would you expect
the chromosomes to be in?
Answer:
Loosely wound.
Q: during cell division, when the chromosomes are being moved around in the
cell, what form would you expect the chromosomes to be in?
Answer:
tightly wound around the histone proteins as chromosomes.
diploid corn cells have 20 chromosomes. This means that in corn, .
2n=5
2n=10
2n= 20
Q: 2n= 40
Answer:
2n=20
Q: In a dog, 2n= 78. how many chromosomes do most cells in a dog's heart
contain?
, Answer:
78
Q: in goldfish, 2n= 104. how many chromosomes are in a goldfish egg?
26 b)52
c) 104
Answer:
52
Q: A single gamete can grow into a zygote through the process of mitosis: T or
F.
Answer:
false
Q: A zygote grows into an organism through what process?
Answer:
Mitosis
Q: A skin cell would divide to make more skin cells using the process of:
Answer:
Mitosis
Q: Why must gametes be produced through meiosis?
Answer:
Because gametes are used for sexual reproduction.
Q: What do tumor suppressor genes do?
Answer:
they prevent uncontrolled cell division.
Q: what do proto-oncogenes do?
Answer:
they encourage the process of cell division.
Q: what function most closely describes how both tumor suppressor genes and
proto-oncogenes work?
Verified Solutions | Latest 2026 Update
Q: in which phase of the cell cycle does DNA replication take place?
Answer:
S
Q: Interphase is the part of the cell cycle when the cell .
Answer:
grows and duplicates its DNA.
Q: In which stage of the cell cycle are new daughter cells formed?
Answer:
Cytokinesis.
Q: During replication when DNA is being copied, what form would you expect
the chromosomes to be in?
Answer:
Loosely wound.
Q: during cell division, when the chromosomes are being moved around in the
cell, what form would you expect the chromosomes to be in?
Answer:
tightly wound around the histone proteins as chromosomes.
diploid corn cells have 20 chromosomes. This means that in corn, .
2n=5
2n=10
2n= 20
Q: 2n= 40
Answer:
2n=20
Q: In a dog, 2n= 78. how many chromosomes do most cells in a dog's heart
contain?
, Answer:
78
Q: in goldfish, 2n= 104. how many chromosomes are in a goldfish egg?
26 b)52
c) 104
Answer:
52
Q: A single gamete can grow into a zygote through the process of mitosis: T or
F.
Answer:
false
Q: A zygote grows into an organism through what process?
Answer:
Mitosis
Q: A skin cell would divide to make more skin cells using the process of:
Answer:
Mitosis
Q: Why must gametes be produced through meiosis?
Answer:
Because gametes are used for sexual reproduction.
Q: What do tumor suppressor genes do?
Answer:
they prevent uncontrolled cell division.
Q: what do proto-oncogenes do?
Answer:
they encourage the process of cell division.
Q: what function most closely describes how both tumor suppressor genes and
proto-oncogenes work?
