A certain type of congenital deafness in humans is caused by a rare autosomal dominant gene. In a mating involving a deaf man and a deaf woman, could all the children have normal hearing? Explain your answer
What will be an ideal response?
Assuming that the parents are heterozygotes (because the gene is rare), it is possible that all of the children could have normal hearing.
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Light travels from space to earth
a. in circle lines. b. in straight lines. c. in waves. d. in circle and straight lines. e. in circle lines and in waves
Most kidney problems in the United States
result from a. viral infections. b. diabetes mellitus or high blood pressure. c. arsenic or lead poisoning. d. chronic overdoses of aspirin. e. accidental inhalation of pesticides
Normally, a certain enzyme has maximum activity at 37°C, but once it has been heated to 100°C and then cooled back down to 37°C, the enzyme is no longer active. Why?
What will be an ideal response?
True or False: Whereas prokaryotes contain 16S rRNA genes, eukaryotes instead contain 20S rRNA genes
a. TRUE b. FALSE