A heterozygous organism
A) always shows a recessive trait.
B) can't produce gametes.
C) has two identical alleles of a gene.
D) has two different alleles of a gene.
D
Biology & Microbiology
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A. Add more products. B. Decrease the temperature. C. Add more reactants. D.
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Gel electrophoresis separates the DNA fragments according to ____
a. their stage in replication b. their size c. their ability to bind to the gel d. the orientation of the nucleotides in the fragment e. their type
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Apoptosis:
a. decreases the number of cells in the body b. is programmed cell death c. is a natural process d. All of these are correct.
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