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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
anaphase
B
Interphase
C
telophase
D
prophase
2) The chromosomes in the nucleus of a cell contain a code that acts like blueprints known as
A
chloroplast
B
DNA
C
meiosis
D
mitosis
3) A cell that has two of every kind of chromosome or pairs of chromosomes is?
A
hapliod
B
egg
C
diploid
D
sperm
4) Haploid numbers or half numbers of chromosomes are usually found in ____ of an organism.
A
zygotes
B
body cells
C
tissues
D
sex cells
5) Each Human Body cell has ______ total chromosomes.
A
100
B
46
C
18
D
23
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
TAGGCAG
D
CGAATGA
7) Watson and ______ made the first accurate model of DNA in 1953.
A
Catch
B
Crick
C
Crickit
D
Crutch
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
56
B
14
C
28
D
99
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
100
B
50
C
14
D
36
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
asexually
B
rarely
C
frequently
D
sexually
11) Sex cells form female reproductive organs
A
sperm
B
fertilization
C
egg
D
zygote
12) The process of division when 1 cell splits to make 4 hapliod sex cells
A
zygote
B
fertilization
C
mitosis
D
meiosis
13) The first cell that forms when the sperm and egg unite during fertilization
A
meiosis
B
egg
C
mitosis
D
zygote
14) Joining of two sex cells, which form a zygote is known as
A
egg
B
fertilization
C
photosynthesis
D
sperm
15) DNA is copied during the part of the cell cycle known as
A
interphase
B
telephase
C
anaphase
D
prophase
16) The amount of adenine in DNA always equals the amount of
A
guanine
B
thymine
C
cytosine
D
pizza
17) During the stage of the cell cycle known as ______ the cytoplasm completely divides and two new identical cells form.
A
telophase
B
interphase
C
anaphase
D
cytokinisis
18) Sex cells fiffer from body cells because they have a half set of chromosomes, also known as being__________.
A
guanine
B
cytosine
C
haploid
D
diploid
19) An octopus has 28 chromosomes in each body cell. How many chromosomes does each egg cell have?
A
28
B
82
C
56
D
14
20) If a diploid cell in a fruit fly has 8 chromosomes how many chromosomes will the fruit fly's sex cells have?
A
2
B
8
C
16
D
4
*select an answer for all questions
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