Some grass species need fire in order for their seeds to germinate. Why might this adaptation be useful for grasses? A. Fire allows trees to grow and to provide shade for the grasses. B. The hot temperature of the fire helps the grasses grow faster. C. Seeds can germinate in an area that has been cleared by a fire. D. Fire discourages grazing by large animal so the grasses can grow higher.

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.

There are only about 250,000 known fossil species. true or false