This element is prominent in both living organisms and in the Earth's surface

a. carbon
b. hydrogen
c. silicon
d. aluminum
e. oxygen


E

Biology & Microbiology

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Exposure to which of the following antibiotics would cause a child to develop yellow teeth?

a. erythromycin b. tetracycline c. amoxicillin d. streptomycin e. penicillin

Biology & Microbiology

What is the cause of Huntington disease?

A) a mutation that results in defective amino acid synthesis B) a mutation that results in defective DNA polymerase C) a somatic cell mutation that causes cells to proliferate without control D) a mutation in which there are repeating groups of three nucleotides E) loss of the chromosome with the gene for a blood protein

Biology & Microbiology

The RNA that brings proteins to the ribosome is called:

a. ribosomal RNA. b. transfer RNA. c. messenger RNA. d. RNA. e. helper RNA.

Biology & Microbiology

_____ will accumulate if a cell is treated with a proteasome inhibitor.

A. Secreted proteins B. Digested proteins C. Native proteins D. Unfolded proteins with ubiquitin attached E. Amino acids

Biology & Microbiology