Life Science: Life's Structure and Function, Book A

Chapter 4: Cell Reproduction

Cell Reproduction

1.
The process of the cell cycle where the nucleus divides to create two identical nuclei is called __________.
A)mitosis
B)DNA
C)mutation
D)interphase
2.
When a mistake happens in the process of copying DNA, the result is called __________.
A)a chromosome
B)a nucleus
C)a mutation
D)a zygote
3.
The process of meiosis ensures that organisms will have __________.
A)the same diploid number as its parents have
B)the ability to reproduce by budding
C)different numbers of chromosomes than its parents have
D)a different haploid number than its parents have
4.
The final step in the mitosis process for animal cells is _________.
A)interphase
B)chromosomes
C)centrioles
D)telophase
5.
Which of these is a possible outcome of a mistake in meiosis?
A)An organism might not grow normally.
B)An organism will produce multiple offspring at one time.
C)An organism might change species.
D)An organism might not be able to regenerate part of its body.
6.
What can fission be used to do?
A)asexual reproduction
B)sexual reproduction
C)cell cycles
D)meiosis
7.
The structure of DNA looks like __________.
A)a round doughnut hole
B)a twisted ladder
C)a square of fabric
D)a straight length of rope
8.
The cell that is formed when fertilization occurs is called __________.
A)a zygote
B)a cytoplasm
C)a ladder
D)a mutation
9.
Suppose an animal with 38 diploid chromosomes is able to produce offspring with an animal that has 60 diploid chromosomes. How many diploid number of chromosomes would the offspring receive from each parent?
A)19 and 30
B)19 and 60
C)76 and 120
D)38 and 30
10.
__________ is a base found in RNA but not in DNA.
A)Adenine
B)Cytoplasm
C)Mitosis
D)Uracil
11.
If a diploid tomato cell has 24 chromosomes, how many chromosomes will the tomato's sex cells have?
A)12
B)24
C)48
D)6
12.
A male tiger contributes sperm to a females tiger's egg to produce a zygote. The process that produces haploid sex cells is __________.
A)interphase
B)mitosis
C)fission
D)meiosis
13.
How many chromosomes are in human sex cells?
A)46
B)1
C)23
D)8
14.
DNA code is __________ before being passed to new cells.
A)doubled
B)destroyed
C)copied
D)regenerated
15.
Of the two types of cells made by the human body, the majority of those cells are __________.
A)incomplete cells
B)sex cells
C)budding cells
D)body cells
16.
Which of these is the part of the cell that contains hereditary material?
A)interphase
B)chromosome
C)embryo
D)mitosis
17.
A sea star has one of its arms break off. That arm grows into its own separate organism through __________.
A)spindle fibers
B)sexual reproduction
C)chromosomes
D)regeneration
18.
In asexual reproduction, offspring are produced _________.
A)from 46 chromosomes
B)from 8 chromosomes
C)from one parent
D)from two parents
19.
Which of these is a part of sexual reproduction?
A)fission
B)budding cells
C)zygote
D)regeneration
20.
Hydra reproduce through __________, where the offspring grows from the body of the parent organism.
A)budding
B)mutations
C)DNA
D)thymine
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