Animals without a body cavity are called

Which statement best describes the difference between a gene and an allele? A. A section of a chromosome that usually contains the code for a particular protein is an allele. A gene is one of two or more variations of an allele. B.

At what stage of development of all vertebrates appear to share many of the same characteristics?

Oil on a marine mammals ( ) makes them sick.

A woman with type O blood has children with her husband who is type AB. What percent of their children would you expect to have type O blood

19. Pneumonia is A. a bacterial infection. B. a viral infection. C. not treatable. D. an upper respiratory infection.

Cells with nuclei belong in the domain Archaea Bacteria Eukarya Protists

What two weather condotions are needed for a tornado to form

Clownfish are well adapted to living in coral reefs. Which feature of clownfish shows this? its immunity to the poisonous anemones that live on coral its bright colors, like many of the coral reef fish species the ability to survive in great depths

A cell shows alignment of chromosomes along the equatorial plate. What will happen next? Select one of the options below as your answer:A. Formation of two complete sets of chromosomesB. Separation of sister chromatids and centromeresC.

The office of energy efficiency and renewable energy works to?