Why ocean ecosystems are more efficient than land ones

A man with type a blood marries a woman with type b their offspring all have type AB what is the pattern of inheritance

Erythrocytes Of a healthy person

Darwin proposed a new theory of how evolution works. What theory is this and how does it work?

Why don't humans breed like bunnies? wouldn't it be more efficient to have lots of kids lots of times?

Where within the cell does photosynthesis take place? the cytoplasm. the chloroplasts. the mitochondria. the nucleus.

Exercise results in skeletal muscles compressing veins which encourages blood to return to the heart. In this scenario, which of the following is correct? a. End diastolic volume (EDV) decreases. b. Stroke volume decreases c. Venous return decreases.

Gregor Mendel known as the father of genetics observes traits and he plants that resulted from factors from each parent these factors are what we call?

What does the Nucleus contain? What role do its contents play in the cell?

Why are astrologers not considered to be a scientist

How does a genetic mutation become an adaptation for an organism