Select the correct answer.
which of the following structures represents the sporophyte stage of the bryophytes?

protonema

antheridia

capsule

nextreset

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.

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

How can an organ, such as the lungs, work for multiple body systems?