Answer:
A
Explanation:
In natural selection animals with phenotypes best adapted to their environment survive. These animals will then reproduce producing more animals with their phenotype which survives better in the environment.
The germ layers develop early inembryonic life, through the process of gastrulation. During gastrulation, a hollow cluster of cells called a blastula reorganizes into two primary germ layers: an inner layer, called endoderm, and an outer layer, called ectoderm.
Answer:
Biodiversity is the biological variety and variability of life on Earth. Biodiversity is a measure of variation at the genetic, species, and ecosystem level. Terrestrial biodiversity is usually greater near the equator, which is the result of the warm climate and high primary productivity.
Explanation:
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Acquired characteristics are gotten and learned characteristics while inherited characteristics is gotten from the organisms parent