Which of the following statements is true? Cardiac muscles are only found in the heart.
Red blood cells are produced by bone marrow.
Calcium is an important nutrient for healthy bones.
All of the above

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

What are two ways that harvesting algae from the ocean may benefit human society? how might the harvest of algae negatively impact the ocean communities where that algae grows? how could this be prevented?

Select the correct answer from each drop-down menu proteins are