Most carbon dioxide is transported in the blood plasma in the form of ________
Fill in the blank(s) with correct word
bicarbonate ions
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Methanogens link ATP synthesis to methanogenesis by ________.
A. substrate-level phosphorylation B. the reverse TCA cycle C. electron transport to generate proton motive force D. the use of bacteriorhodopsin
The presence of ____ in rock help geologists locate deposits of oil
a. red algae b. flagellated protozoans c. amoebas d. rhizarian shell fossils e. brown algae
Permafrost and low rainfall are characteristic of which biome?
a. boreal forest b. montane coniferous forest c. arctic tundra d. desert e. chaparral
In a muscle contraction event, what causes the
release of calcium from its endoplasmic reticulum?
a. the hydrolysis of ATP b. the formation of ATP c. the formation of the actin-myosin crossbridge d. a signal from a motor neuron e. the shortening of the sarcomere