What components do all cells possess?
What will be an ideal response?
DNA (at some point in their life cycle), a cell membrane, ribosomes, and cytoplasm
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What type of energy is the energy in chemical bonds?
a. solar energy b. activation energy c. kinetic energy d. potential energy e. thermal energy
Flies are most likely to be attracted to flowers that
a. have red and yellow patterned petals. b. emit putrid odors. c. have UV light reflective petals. d. have large, showy flowers. e. emit strong, fruity odors.
Which substance builds up abnormally in Alzheimer's disease?
a. glycogen b. fat c. amyloid protein d. glycolipids e. aminoglycosides
After working several hours in a flower shop, you do not detect the smell of the roses. Why?
a. Sensory adaptation has occurred. b. Competing signal transduction pathways have been activated. c. Sensory perception has been blocked. d. Sensory summation has occurred. e. The nasal epithelium has become blocked