Answer the following statements true (T) or false (F)
1. Tandem mass spectrometry can be used to determine the amino acid sequence of a peptide.
2. Bioremediation utilizes newly developed synthetic chemicals to decrease pollution in the environment.
3. A GMO is homozygous for a cloned gene. When it carries a mutation that inactivates the gene's function it is termed a gene knockout.
4. Chromosomes within somatic cells of mammals incur irreversible genetic changes, rendering them unsuitable for cloning.
1. TRUE
2. FALSE
3. TRUE
4. FALSE
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Which of the following is a character in
phylogeny? a. number of digits b. DNA sequence for a gene c. amino acid sequence of an enzyme d. number of petals e. all of these
What is the partial pressure of oxygen at the
start of the systemic capillary beds? a. 40 mm Hg b. 100 mm Hg c. 70 mm Hg d. 104 mm Hg e. all of these
Which of the following is a common cause of
interrupted breathing? a. sleep apnea b. lung cancer c. high altitude sickness d. low red blood cell count e. none of these
Antimicrobics effective against only gram-positive bacteria would be termed
A. synthetic drugs. B. antibiotics. C. broad-spectrum drugs. D. narrow-spectrum drugs. E. semisynthetic drugs.