Which plant part is a young sporophyte that lies dormant in the seed and is protected by the seed coat?
A. egg
B. sperm
C. embryo
D. flower
E. radical
C. embryo
Biology & Microbiology
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Colonial animals called moss animals (due to their white encrustations or fuzzy growths) are:
a. phoronids. b. bryozoans. c. brachiopods. d. anemones. e. hydroids.
Biology & Microbiology
In a muscle contraction, which of the elements
are pulled together and overlap?
a. actin b. myosin c. ATP d. ADP e. the thick filaments
Biology & Microbiology
In the citric acid cycle, two acetyl CoA molecules are metabolized to:
a. 2 CO2 + 2 ATPs + 2 NADH + 2 FADH. b. 4 CO2 + 6 NADH + 2 FADH2 + 2 ATP. c. fructose-1, 6-bisphosphate. d. glucose + 2 CO2 + 2 NADH + 2 FADH2 + 2 ATPs. e. 2 G3P.
Biology & Microbiology
Which group of plants was the first to produce seeds?
A) Bryophytes B) Gymnosperms C) Lycophytes D) Angiosperms E) Chlorophytes
Biology & Microbiology