Regular body exercise keeps _ in tone and strengthens the_.

*The first answer can't be body, as that is part of the exercise itself

Cells that remove excess bone tissue after fracture repair are

When does oxyhemoglobin form during respiration? Group of answer choices during internal respiration immediately after carbon dioxide enters the blood when the chloride shift occurs during external respiration

Which ecosystem is the least stable? A rain forest on a small island B savanna on a large volcanic island C vast coral reef in a warm ocean D patch of lichens on bare rock

When scientists look for patterns, they attempt to?

State the time when an embryo is considered a fetus

What is the term for a male reproductive cell?

What happens if people keep killing sharks and who wants to stop it and how may do we kill a year

In which conditions did the water move through the cell membrane when the cell was surrounded?

What materials are filtered from the blood in the kidney

What structure brings tRNA and mRNA together