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Cell Reproduction And DNA
Test Description: Test Review
Instructions: Answer all questions to get your test result.
1) Most of the life of any cell is spent in a period of growth called?
A
prophase
B
Interphase
C
anaphase
D
telophase
2) The chromosomes in the nucleus of a cell contain a code that acts like blueprints known as
A
DNA
B
mitosis
C
chloroplast
D
meiosis
3) A cell that has two of every kind of chromosome or pairs of chromosomes is?
A
sperm
B
hapliod
C
egg
D
diploid
4) Haploid numbers or half numbers of chromosomes are usually found in ____ of an organism.
A
body cells
B
sex cells
C
zygotes
D
tissues
5) Each Human Body cell has ______ total chromosomes.
A
100
B
23
C
46
D
18
6) The sequence of nitrogen bases on one side of DNA is ATCCGTC. What is the sequence on the matching side of the DNA molecule?
A
ACGGCAT
B
TCTTACT
C
CGAATGA
D
TAGGCAG
7) Watson and ______ made the first accurate model of DNA in 1953.
A
Crutch
B
Catch
C
Crick
D
Crickit
8) In a segment of DNA there are 28 bases of adenine. How many bases of thymine would there be in the same strand?
A
99
B
14
C
56
D
28
9) In a segmet of DNA there are a total of 50 rungs of nitrogen bases. If 36 of the rungs are made up of adenine and thymine pairs, how many would be made up of guanine and cytosine?
A
36
B
50
C
100
D
14
10) Gavin wants to determine what type of reproduction a particular organism goes through. He finds out that all the organism's offspring look identical to the original organism. He concludes that this organism reproduces _______.
A
frequently
B
sexually
C
asexually
D
rarely
11) Sex cells form female reproductive organs
A
sperm
B
egg
C
fertilization
D
zygote
12) The process of division when 1 cell splits to make 4 hapliod sex cells
A
meiosis
B
fertilization
C
mitosis
D
zygote
13) The first cell that forms when the sperm and egg unite during fertilization
A
egg
B
meiosis
C
mitosis
D
zygote
14) Joining of two sex cells, which form a zygote is known as
A
egg
B
fertilization
C
sperm
D
photosynthesis
15) DNA is copied during the part of the cell cycle known as
A
prophase
B
anaphase
C
telephase
D
interphase
16) The amount of adenine in DNA always equals the amount of
A
cytosine
B
guanine
C
pizza
D
thymine
17) During the stage of the cell cycle known as ______ the cytoplasm completely divides and two new identical cells form.
A
anaphase
B
cytokinisis
C
telophase
D
interphase
18) Sex cells fiffer from body cells because they have a half set of chromosomes, also known as being__________.
A
cytosine
B
diploid
C
haploid
D
guanine
19) An octopus has 28 chromosomes in each body cell. How many chromosomes does each egg cell have?
A
14
B
82
C
28
D
56
20) If a diploid cell in a fruit fly has 8 chromosomes how many chromosomes will the fruit fly's sex cells have?
A
4
B
8
C
2
D
16
*select an answer for all questions
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