The simple body structure of a flat, branching, ribbonlike plate of tissue closely pressed against damp
soil is called a
a. rhizoid.
b. gemma.
c. antheridium.
d. archegonium.
e. thallus.
E
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New species evolve from preexisting species by the accumulation of ______.
A. metabolic events B. genetic mutations C. proteomes D. reproductive events E. developmental events
Which of the following is dense connective tissue
that joins two bones? a. sutures b. ligaments c. muscles d. tendons e. fascia
Which of the following amino acids are most frequently phosphorylated by protein kinases in the cytoplasm during signal transduction?
A) tyrosines B) glycine and histidine C) serine and threonine D) glycine and glutamic acid
Terrestrial organisms lose water through evaporation. In what ecosystem might an entomologist find a good study organism to examine the prevention of water loss?
A) wet rain forest B) desert C) prairie D) chaparral