Answer:
Genetic variation occurs mainly through DNA mutation, gene flow (movement of genes from one population to another), and sexual reproduction. ...
Explanation:
Most mutations that result in genetic variation produce traits that confer neither an advantage or disadvantage. Hope that this helps you and have a great day :)
Answer:
Inside the cells of plants, algae, and photosynthetic bacteria, chlorophyll, and enzymes use the light energy to rearrange the atoms of the reactants to form the products, molecules of glucose and oxygen gas.
Explanation:
The correct sequence of levels is shown by choice A.
It is called ecological succession, which can take up to a decade. It is a process of change in the species structure that occurs after a vast loss or extinction. Ecologists study how complexity is evident when a community is formed or occurrence takes place from an empty land or bare soil.
