A fatty acid that contains only single bonds between the carbon atoms is considered
A. a cholestrol.
B. unsaturated.
C. trans unsaturated.
D. saturated.
E. a steroid.
Answer: D
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a. synovial joint b. cartilaginous joint c. fibrous joint d. both fibrous and cartilaginous joints e. both synovial and fibrous joints
When you look at a bone, you see solid bone. What is inside the bone?
What will be an ideal response?
Each of the following events actually occurs. Which case would be included in the definition of sexual reproduction?
A. The female sex cell of a flower develops into a new generation after receiving the male sex cell from the same flower. B. A female sex cell develops into a new individual without fertilization. C. Three new plants develop from three branches cut from a plant and placed in potting soil. D. Twins develop.
The Calvin cycle operates during which part of photosynthesis?
a) Only the light reaction b) Only the dark reaction c) Both light and dark reactions d) Only photosystem I