What is responsible
for passing on traits
to offspring?

Are humans interfering with or a part of evolution happening today? find examples of evolution seen in recent history that could be caused by human activity.

Which of these internal feedback reactions does not need your brain? oa. your leg jumping when it is hit by a reflex hammer b. your deeper breathing when you need more oxygen c. your body temperature rising when you have an infection d. your heart beating faster when you are in danger

What is an example of excretion in mammals?