Cell Reproduction And DNA Question Preview (ID: 34645)


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The process of division when 1 cell splits to make 4 hapliod sex cells
a) mitosis
b) meiosis
c) fertilization
d) zygote

Sex cells form female reproductive organs
a) egg
b) sperm
c) zygote
d) fertilization

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) frequently
c) sexually
d) rarely

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) 14
b) 36
c) 50
d) 100

In a segment of DNA there are 28 bases of adenine. How many bases of thymine would there be in the same strand?
a) 28
b) 14
c) 56
d) 99

Watson and ______ made the first accurate model of DNA in 1953.
a) Crickit
b) Crick
c) Crutch
d) Catch

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) CGAATGA
b) TCTTACT
c) TAGGCAG
d) ACGGCAT

Haploid numbers or half numbers of chromosomes are usually found in ____ of an organism.
a) tissues
b) body cells
c) sex cells
d) zygotes

Each Human Body cell has ______ total chromosomes.
a) 46
b) 23
c) 18
d) 100

A cell that has two of every kind of chromosome or pairs of chromosomes is?
a) hapliod
b) diploid
c) egg
d) sperm

The chromosomes in the nucleus of a cell contain a code that acts like blueprints known as
a) chloroplast
b) mitosis
c) meiosis
d) DNA

Most of the life of any cell is spent in a period of growth called?
a) Interphase
b) prophase
c) telophase
d) anaphase

The first cell that forms when the sperm and egg unite during fertilization
a) zygote
b) egg
c) meiosis
d) mitosis

Joining of two sex cells, which form a zygote is known as
a) egg
b) sperm
c) fertilization
d) photosynthesis

DNA is copied during the part of the cell cycle known as
a) interphase
b) prophase
c) anaphase
d) telephase

The amount of adenine in DNA always equals the amount of
a) thymine
b) cytosine
c) guanine
d) pizza

During the stage of the cell cycle known as ______ the cytoplasm completely divides and two new identical cells form.
a) interphase
b) anaphase
c) cytokinisis
d) telophase

Sex cells fiffer from body cells because they have a half set of chromosomes, also known as being__________.
a) haploid
b) diploid
c) guanine
d) cytosine

An octopus has 28 chromosomes in each body cell. How many chromosomes does each egg cell have?
a) 14
b) 28
c) 56
d) 82

If a diploid cell in a fruit fly has 8 chromosomes how many chromosomes will the fruit fly's sex cells have?
a) 8
b) 4
c) 16
d) 2

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