Corals ensure that eggs and sperm are spawned at the same time by: Group of answer choices:

all the corals of a particular species relying on the same environmental cues

spawning a small number of gametes every night

having internal clocks (i. e., independent of external cues) that alert them when it is time to spawn

What did the first language sound like

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline. which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used