I’ll Mark BRAINLIEST if you Answer them all correctly 1. Describe what natural selection is. Use an example to illustrate what you are talking about.

2. Define evolution in scientific terms.

3. Describe what an adaptation is and how seeing the adaptations of living things is useful for understanding evolution and natural selection.

4. What do the words heredity, variation (mutation), and generations have to do with evolution?

Ineed to know why d is the correct answer asap

When a person is exercising the body needs to deliver increased amounts of oxygen to the muscles which component of blood ensures that the muscles will receive it

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.