Which is most likely to occur if a man’s testes are not working properly? Select all that apply.

A. Sperm will be formed in a larger than normal quantity

B. Fewer sperm cells will be produced

C. Less testosterone will be produced

Ture or false evidence for evolution includes millions of fossils

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

Drag each description to the correct location on the image. not all descriptions will be used. describe the parts of a comet. the frozen part of the comet the atmosphere of gases and dust formed when the nucleus vaporizes tail made of small, solid dust particles tail made of ions that appears to point away from the comet's orbit