Which of the following actions is an example of organisms exchanging information in response to an internal cue? A. Prairie dogs issue alarm calls upon seeing a predator.
B. Honeybees perform a dance to direct other bees to a food source.
C. Ants use chemical signals to alert other ants to an intruder.
D. Female chimpanzees solicit mates when they are ovulating.

Which statements correspond to cellular respiration? co2 diffuses passively into the cell. co2 diffuses passively out of the cell. co2 must be pumped out of the cell. o2 diffuses passively when produced inside the cell. o2 diffuses passively when converted to co2. o2 is pumped in and forces co2 out.

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a.the offspring are more likely to have freckles. b.the offspring are more likely to have no freckles. c.the likelihood of the offspring having freckles and not having freckles is the same. d.the likelihood of the offspring having freckles and not having freckles cannot be determined.