The Sun is the original source of the energy in fossil fuels. True or False

What is one of the ways in which the skin cools the body? creating extra keratin decreasing the body's melanin sending more collagen to the cells dilating surface blood vessels

If the skeletal system gives us structure and support, what part of a house is the skeletal system most like? A) the roof of a house B) the frame of a house C) the plumbing of a house D) the crawl space under a house

Growing plants with cuttings can be done from the stem T/F

True or false, Most male birds are silent during courtship

Myasthenia gravis is an autoimmune disorder in which antibodies attack acetylcholine receptors. The resulting muscle weakness is likely due to A) increasing the amount of acetylcholinesterase in the synapse.

If you wanted a horse to foal in January when would you breed

How are organisms in the domain eukarya different from those in teh domain archaea?

Secondary succession occurs in ecosystems without soil.

What are some viable ways of lessening the effect that increased carbon has on the following? Impact on human life Destruction of the cycle Global warming Alteration/destruction of species, biomass

2. Describe the three layers which ocean water is divided based on temperature.