When oxygen is released as a result of photosynthesis, it is a direct by-product of _____
A) splitting water molecules
B) chemiosmosis
C) the electron transfer system of photosystem I
D) the electron transfer system of photosystem II
A
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Which type of epithelium is found in the lining of the gut?
a. simple squamous epithelium b. stratified squamous epithelium c. cuboidal epithelium d. simple columnar epithelium e. simple pseudostratified columnar epithelium
When the prey population is below the predator isocline, the predator population is
a. increasing b. decreasing c. neither increasing nor decreasing
The first photsynthetic autotrophs used the energy of the sun to split H2O because it is not very
electronegative. _______ Indicate whether the statement is true or false.
Your secondary immune response can produce 100 times more antibodies than your primary immune response
a. true b. false