Each cell normally contains 23 pairs of chromosomes. For a total of 46.
Answer: Small countries, such as Bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.
Explanation:
Answer:
Everything needs water to survive.
Explanation:
Water is essential to all types of life: plants, mammals, fish, reptilians, microbes, you and I, etc. Water relates to biology in that all types of life depend on and require water for all types of things.
Answer:
A. mechanical isolation, hybrid sterility, geographical isolation
Explanation:
Hybrids are sterile and they occupy different geographical location
The answer is A. random gene pool changes in small population.