Answer:
Aristotle first wrote about the practice of animal testing in ancient
Greece during the third century BC.
Explanation:
Answer:
the genetic code is universal.
Explanation:
The condition of the atmosphere at a particular time and place is 'weather'. The answer to the question posted above is 'weather'. Weather is the state of the atmosphere at a given time and place with variables such as wind, temperature and more that affect it.
Because it determines if it is isolated or not. This means if other substances can enter or not. This usually relies on the membrane with it´s pores. The pores help the membrane be selectively permeable in what it lets in and out.