Radiation in the environment that contributes to radiation exposure is called ____________________ radiation
Fill in the blank(s) with correct word
background
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Melvin Calvin used ________, a specific ________, to deduce the Calvin-Benson cycle of photosynthesis.
Fill in the blank(s) with the appropriate word(s).
Bones, joints, and muscles form part of which organ system(s)?
a. skeletal b. muscular c. integumentary d. both skeletal and muscular
When a chlorophyll molecule absorbs light, which excites an electron, the chlorophyll molecule:
A) releases kinetic energy. B) gains potential energy. C) releases a photon. D) returns to its resting state. E) reflects the photon.
The following sequence represents events in the development of a fruit
A. pollination; fertilization; embryo; ovary matures. B. pollination; fertilization; germination of pollen; ovule matures; embryo forms. C. pollination; endosperm; embryo; ovule matures. D. pollination; double fertilization; ovule matures; embryo forms; ovary matures. E. pollination; germination of pollen; endosperm; ovule.