11
the is the body's second line of defense.
12
when body cells are attacke...
11
the is the body's second line of defense.
12
when body cells are attacked by viruses, they produce
13
immunity occurs when a person's immune system responds to an
antigen.
14
are substances that can cause cancer.
15
scientists join cancer cells with antibody-producing white blood
cells to produce
Answers: 1
Biology, 21.06.2019 19:00
For each of the following, decide whether the statement describes photosynthesis, cellular respiration, or both. releases energy in the form of atp. stores energy in glucose molecules. performed by producers. performed by consumers.
Answers: 1
Biology, 21.06.2019 23:30
The organelle pictured is found in cells of and is theorized to have once been an independent organism.
Answers: 3
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