When muscles are active, cells use nutrients and oxygen at a higher rate and produce waste
chemicals and heat more rapidly. describe how the interaction of two or more body systems
to maintain homeostasis during periods of high muscle activity. (be sure to identify the two
systems you refer to in your answer.)

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

What is the difference between an igneous, sedimentary and metamorphic rock

What is the role of dna ligase in the elongation of the lagging strand during dna replication?