Viruses are not living because?

-they are made of cells

-they cannot synthesize DNA or RNA

- they cannot reproduce on their own

- they do not contain a cell membrane

What tissue type makes up the dermis of the skin? elastic cartilage regular connective tissue skeletal muscle irregular connective tissue adipose tissue?

The female portion of the flower is the A. Sepal B. Filament C. Carpel D. Stamen

What major structure brings oxygen and nutrients to the cells and carries away waste?

A person has just bought a new electric car. She says that because she has an electric car, she does not use any non-renewable resources when she travels. How correct is she?

Why do you think the incisors of rodents are so large and never stop growing? why do pigs and humans not need these large incisors?

You eat a large meal and then hike up a hill. What kind of energy transformation is your body performing? A. Chemical energy to kinetic energy and nuclear energy B. Potential energy to sound energy and nuclear energy C.

Which nervous systems balance each other to provide homeostasis?

The modern classification system is based on A - putting organisms into categories based on where they live. B - putting organisms into categories based on how they reproduce. C - putting organisms into categories based on similar characteristics.

Classify the mutations as somatic or inherited A. Mutations in the KRAS gene in lung cells promote continuous cell growth B. Mutations of the BRAC1 gene in egg cells lead to breast cancer C.

The female determines the sex of mammals. True False