Im having trouble with a science question. what are the divisions in earth's atmo sphere primarily based upon?

1. Would separated populations of squirrels be able to interbreed if the barrier was no longer there? Defend your answer. Type your answer here

Which part of the cell prevents it from dissolving into water?

A quotient is undefined. what does this mean

A geneticist discovers an obese mouse in his ca laboratory colony. he breeds this obese mouse with a normal mouse. all the f1 mice from this cross are normal in size.

2) What is the acceleration when a force of 2 N is applied to a ball that has a mass of 0.60 kg? Your answer:

If a small founder population of 12 people ends up on a small island, and one member of the population had a mutation that creates a new allele, what is the likelihood that the allele will be eliminated from the population?

Homologous structures (Group of answer choices): A. are also called analogous structures. B. have identical functions. C. are shared by organisms of the same genus. D. have fully divergent functions. E.

Which of the following is true of an enzyme? (mark all that apply) a. it is a protein b. it is a catalyst c. it binds to many different substances d. it is small compered to its substrates

Which term would be applied to a regulatory condition that occurs when protein is associated with a particular section of DNA and greatly reduces transcription? A) induction B) negative control C) stimulation D) positive control E) activation

1. The reproductive parts of angiosperms are located within the called the and the female part is called the The male part is 2. In angiosperms, pollen produces cells. Pollen sticks to the female and travels down the style to the ovary.