In skeletal muscle, calcium ions leave the terminal cistern via the:
a. DHP receptor
b. Nicotinic ACh receptor
c. Ryanodine receptor
d. Calcium ATPase
e. Voltage-gated calcium channel​

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

Which food could be transported in a galvanized metal container?

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim