The synthesis of glucose requires electrons; in photosynthesis, electrons are obtained from ________

a. water
b. organic matter in soil
c. oxygen
d. carbon dioxide


a

Biology & Microbiology

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Which of the following are found exclusively in the nucleus of a cell?

a. DNA b. mRNA c. proteins d. tRNA

Biology & Microbiology

Sebum contains

a. fats b. waxes c. glycerides d. all of these plus lysozyme e. all of these except lysozyme

Biology & Microbiology

Items a through c below are processes that occur during different

stages of photosynthesis. Answer questions 58–61 by selecting one of these three processes. a. oxidation b. reduction c. phosphorylation E 58. This process leads to the formation of ATP from ADP plus inorganic phosphate. M 59. This process occurs when an electron is passed to an electron acceptor molecule, such as NADP+. D 60. This process is involved when a photon of light energy causes an electron to leave the chlorophyll molecule. M 61. This process occurs when an electron transport molecule gives up an electron.

Biology & Microbiology

Which term describes the directed growth of plants in response to light?

a) Photosynthesis b) Active transport c) Transpiration d) Phototropism

Biology & Microbiology