Cells are composed of macromolecules, specifically carbs, lipids, proteins, and nucleic acids
Indicate whether the statement is true or false
Answer: True
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A(n) species has population levels so low it is at great risk of extinction in the near future
a. endemic b. endangered c. threatened d. indicator
Why don't recessive alleles that cause severe disorders disappear from human populations?
a. new alleles can arise by mutation. b. in heterozygotes, the dominant allele suppresses the recessive one but does not eliminate its presence. c. in heterozygotes, although the trait associated with the recessive allele is not demonstrated, the allele may be passed on to offspring. d. some recessive traits are not lethal nor do they interfere with reproduction. e. all of these.
DHT is less important in the fetal stage than at puberty. Indicate whether the statement is true or false
Centrosome
What will be an ideal response?