I don't know if this is right
Explanation:
The pigment that makes red blood cells red, hemoglobin, is a protein that oxygen sticks to. That's how its carried throughout the body.
Answer: aerobic
Explanation:
relating to, involving, or requiring free oxygen. And literally is taking breaks when needed for training or working out.
is the definition while anaerobic is more towards the tougher work and shorter rest periods.
If you're talking about video games this can still apply.
HOPE THIS HELPS ^w^
Answer:
For several months, weighing and measuring the pups every week
Explanation:
This is to control variables and keep a measurable set of data that can prove or disprove the theory they had developed, and also to isolate cases that can't be attributed to the experiment they had carried out, like puppies loosing weight due to illnesses, or behavioral factors.
