Whales are mammals that live in the ocean and swim like fish. Which characteristic in whales prevents them from being classified as fish?

a. They eat fish.

b. They produce milk for their young.

c. They bear live offspring

d. They reproduce sexually.

How does photosynthesis and cellular respiration affect the balance of oxygen and carbon dioxide in the atmosphere?

What evolutionary explanations are there for death?

Which best describes the primary function of carbohydrates in an animal cell?

Most of earths freshwater is

Are deadly man made viruses possible?

Why do large winds circle earth

I'm not sure how to classify this question so I'll just put it under Biology Why would a biologist be interested in sedimentary rocks?

The portion of earth in which al Life exicts is know as

Which of the following could be a description of the cytoskeleton in a cell? Question 5 options: Scaffolding Water hose Drawbridge Jelly

Fill in the blank. 1. A strong negative feedback process can cause Earth's climate to reach a state of 2. Climate change occurring throughout history is known as 3. describes one climate system interacting with and weakening another climate system.