Question

1. which of the following best describes darwins theory of evolution? a. evolution occurs only through genetic mutations b. all species are created simultaneously c. species evolve and adapt to their environments through natural selection d. species are fixed and unchanging 5. what is the primary mechanism of evolution that involves the survival and reproduction of organisms with advantageous traits within a given environment? a. mutation b. natural selection c. genetic drift d. gene flow 6. camouflage is an adaptation that primarily serves which purpose? a. blending into the environment b. enhancing communication c. attracting mates d. repelling predators

Explanation:

1. Darwin's theory posits species evolve via natural - selection. Mutations are not the only way, species are not fixed, and they are not created simultaneously.
2. Natural selection is the main mechanism for survival and reproduction of organisms with advantageous traits.
3. Camouflage is an adaptation to blend into the environment for protection.

Answer:

1. c. Species evolve and adapt to their environments through natural selection
2. b. Natural selection
3. a. Blending into the environment