Answer:
3.Fitness is related to whether an organism's adaptations result in more offspring
Answer:
The reactivity of acetic acid with various chemicals.
The main reason why the testes are suspended within the scrotum is to provide cooler temperature for the testes and make it fertile for penetrating the egg. The Scrotum may contract or lengthen depending on the temperature of its surrounding.
Answer:
Earth was barren, flat and almost entirely under water 4.4 billion years ago
Explanation:
The answer is A. Nucleus-forms peptide bonds
