A group of organisms sharing a derived
character is a
a. clade.
b. taxon.
c. tribe.
d. community.
e. population
A
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Which of the following occurs during recombination?
a. Homologous chromosomes exchange linear segments of genetic material. b. One gene interferes with the expression of another gene. c. Identical alleles are expressed simultaneously in a heterozygote. d. The gene order of homologous chromosomes is significantly altered.
The renal vein carries ____
a. blood from the lungs b. blood directly from the aorta c. processed blood from the kidney d. blood coming from the liver e. blood into the small intestines
Successful bacterial resistance requires interruption of one or more of the stages essential for antimicrobial action. Which of the following is NOT a mechanism of bacterial resistance?
A) Environmental factorS B) Clinical threshold tested (antibiotic strength used in testing C) CAMP positivitY D) Biological characteristics
Which gram positive bacilli matches with number 2's image/description?
A) Clostridium B) Corynebacterium C) Listeria D) Mycobacterium E) Bacillus F) Propionibacterium