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Middle School: 6th, 7th and 8th Grade
Science
Genetics
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Q.1
These are the very basic molecular units of inheritance in every living organism.
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Cells
0%
Chromosomes
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DNA
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Genes
Q.2
In humans, the nucleus contains a total of ___ individual chromosomes.
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46
0%
23
0%
25,000
0%
100 trillion
Q.3
The smallest unit of life is a ____.
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chromosome
0%
nucleus
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cell
0%
gene
Q.4
The study of genes is known as _____.
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heredity
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dominate traits
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recessive traits
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genetics
Q.5
This kind of trait pushes aside or covers up another trait.
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Sick
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Recessive
0%
Shorter
0%
Dominate
Q.6
Humans are made up of some ____ cells.
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46
0%
100 trillion
0%
23 pairs
0%
25,000 to 35,000
Q.7
The blueprint of a genetic code is known as ___.
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Genetics
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DNA
0%
Chromosomes
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Nucleus
Q.8
These are tiny spaghetti-like structures to which the genes cling to.
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Chromosomes
0%
DNA
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Cells
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Nucleus
Q.9
Each cell in the human body contains ____ genes.
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25,000 to 35,000
0%
pairs
0%
100 trillion
0%
camouflage
Q.10
Chromosomes come in ________.
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hair colors
0%
sets of cells
0%
pairs
0%
dominate pairs
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