Answer:
transfer of genes between populations, as in migration, or between species, in horizontal gene transfer. Evolution occurs when these heritable differences become more common or rare in a population, either non-randomly through natural selection or randomly through genetic drift.
Answer:
B. the moms and dads genes (this may not correct)
Explanation:
Answer:
Energy storage, cell structure, signalling.
Explanation:
The functions that lipids serves in the body is - storage of energy, cell structure and signalling. Lipid is an efficient source and storage of energy. It helps in absorption and transportation of fat soluble vitamins ( A, D, E ,K). lipids work as a building block of cellular membrane. Lipids also act as a chemical messanger
Answer:
C. birds that use the trout as a source of food
Explanation:
Living organisms feed on one another in their natural environment in order to obtain energy for their various activities. According to this question, overfishing by humans decreases the population of trout living in a particular river.
This means that in that aquatic ecosystem (river), the population of organisms that feed on trout as a source of energy will also decrease. In this case, it is the birds. Hence, birds that use the trout as a source of food.
Answer:
The answer is option (C) Lack of education
Explanation:
A, B, and D seem likee good factors; lack of education is a better option.