There are many more olfactory cells than there are taste buds.
Answer the following statement true (T) or false (F)
True
There are between 10 and 20 million olfactory cells and approximately 3,000 taste buds.
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The probability of a couple having either a boy or a girl is ½. However, many families have more boys than girls and VICE VERSA. Why is the observed ratio of boys to girls in typical families different than the predicted ratio?
A. There is a large random sampling error due to the small size of families. B. There is a small random sampling error due to the small size of families. C. Humans are more heterozygous than is predicted by random sampling. D. The sex of each child is determined independently. E. Two of the answers are correct. There is a large random sampling error due to the small size of human families and the sex of each child is determined independently.
A nerve net is the type of nervous system that would be found in which of the following organisms?
A. jellyfish B. cockroach C. fiddler crab D. earthworm E. frog
The plant hormones ____ appear to regulate the expression of genes associated with a plant's growth responses to
light.
a. salicylic acid b. brassinosteroids c. gibberellins d. jasmonates e. oligosaccharins
The shape of a comet's ____________ tail is formed by radiation pressure
Fill in the blank(s) with correct word