In the plate tectonic theory, a plate can be made up of a - continetial lithosphere only b - oceanic lithosphere only c - both continetial oceanic litosphere d - both continetial oceanic asthenosphere

Plzz hurry im being timed during times of vigorous physical activity, muscles require a constant supply of oxygen. how does the body respond to these needs? a. breathing rate and heart rate both decrease. b. breathing rate and heart rate both increase. c. heart rate decreases, but breathing rate remains stable. d. breathing rate increases, but heart rate remains stable.

Explain how scientists use geologic time to determine the age of landforms.

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin