An example of a genotype is
A) attached earlobes.
B) homozygous dominant.
C) brown hair color.
D) long fingers.
E) blood type AB.
B
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The role of a tumor suppressor protein in a cell is to
a. promote cell division of healthy cells. b. halt cell division in healthy cells experiencing difficulties in DNA replication. c. promote cell division of abnormal cells. d. trigger DNA replication in preparation for cell division. e. activate cyclin-dependent protein kinases.
What is the most abundant protein in the human body?
a. polysaccharides b. elastin
c. collagen d. amino acid e. triglycerides
In TILLING, a population of inbred organisms is mutagenized to saturation. DNA from mutagenized lines is isolated and amplified by PCR. PCR products are denatured and allowed to reanneal and then treated with an endonuclease
Why is the denaturation/re-annealing step important for the detection of mutant alleles?
Researchers have identified several factors that have increased the number of threatened and endangered species. Identify the causes, as defined by the percentage (%) of species affected.Use the following word bank: pollution, overexploitation, disease, exotic species, habitat loss.
A:________B:________C:________D:________E:________
What will be an ideal response?