Burrowing deposit feeders favor ____ bottoms
a. muddy
b. rocky
c. sandy
d. cobble
e. pebble
A
Biology & Microbiology
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Mutations at the cutting site of restriction enzymes always lead to shorter fragments. Indicate whether the statement is true or false
Biology & Microbiology
B cells:a
are produced in the adult spleen. b. lyse bacterial cell walls by secreting digestive enzymes. c. can become plasma cells, which produce interleukins. d. undergo clonal selection once activated. e. stimulate apoptosis
Biology & Microbiology
Cross-pollination occurs when pollen from an anther of one plant is transferred to the stigma of another plant of the same species.
a. true b. false
Biology & Microbiology
Which of the following is involved in modifying, sorting, and shipping proteins?
A) endoplasmic reticulum B) the Golgi complex C) mitochondria D) lysosomes
Biology & Microbiology