what structure carries blood to the heart so the heart has its own supply of oxygen and nutrients to perform its function

When a whale carcass sinks to the ocean floor it creates an environment appropriate for succession to happen. How would you explain this phenomenon?

Albinism is an autosomal (not sex-linked) recessive trait. A man and woman are both of normal pigmentation, but both have one parent who is albino (without melanin pigmentation).

Chronic type of arthritis that affects multiple joints of the body

The organs od the static equilibrium are located within two expanded chambers within the vestibule called the

A dichotomous key uses

Define adaptation as a change that improves the change of survival for a species in a specific environment

The figure shows an energy pyramid for an ecosystem. What happens to the amount of energy in the pyramid as it moves up through the different levels?

If you had a sequence that was 32% thymine, how would the percentages be formed?

Looking at a cell under a microscope, you note that it is prokaryote. How do you know?/ A) the cell lacks cytoplasm B) the cell lacks a cell membrane C) the cell lacks a nuceleus D) the cell lacks genetic material

Similarity and differences between a female and a male urethra