
REVIEW: Genetics and Cell Reproduction
Authored by Heather Piscione
Biology
7th Grade
Used 1+ times

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40 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following best describes the relationship between DNA and chromosomes?
Chromosomes are made up of proteins, while DNA is made up of sugars.
DNA is wrapped around proteins to form chromosomes.
Chromosomes are found inside DNA strands.
DNA and chromosomes are completely unrelated.
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In sexual reproduction, how many sets of chromosomes does the offspring inherit from the parents?
One set from each parent
Two sets from the mother only
Two sets from the father only
One set from the mother and two sets from the father
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the main purpose of mitosis in multicellular organisms?
To produce gametes
To repair tissues
To increase genetic diversity
To reduce the chromosome number by half
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
During which process does the chromosome number get halved?
Mitosis
Meiosis
Fertilization
Binary fission
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is a Punnett Square used for?
To determine the DNA sequence of an organism
To predict the outcome of genetic crosses
To show the stages of mitosis
To map out chromosomes
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In asexual reproduction, the offspring are genetically __________ the parent.
identical to
different from
half similar to
unrelated to
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What does a pedigree chart show?
The process of cell division
The physical characteristics of an organism
The history of traits in a family over several generations
The genetic makeup of an organism
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