Gregor Mendel is the father of modern day genetics. He did a lot of testing with plants, and made a lot of observations.
Answer:
Carbon dioxide levels are currently miuch higher than normal.
Explanation:
The graph shows that there has been a peak of CO2 in the atmosphere in the past few years.
Answer:
In science, a variable is any item, factor, or condition that can be controlled or changed
Answer: It is easier to prevent the degradation of old soil than it is to generate new soil.
Answer And Explanation:<em><u> An amino acid contains a carboxyl group and an amine group and other groups, depending on its structure. A carbohydrate contains hydroxyl groups and several other functional groups depending on the structure. The green NH₂ group is an amino group. The COOH is the carboxyl group.</u></em>