Explain why chances of nose bleeding increase with altitude in humans

6. During plant development, one function of the cotyledon of a eudicot is to

Explain why the childcare practitioner must share information with the designated staff member if a child discloses abuse or abuse is suspected

In the context of brain-tissue implants, what is unique about stem cells? they survive for extended periods outside of the body. they can develop into most types of human cells. they are insusceptible to the effects of plasticity.

Who suggested the sun and the moon orbited earth, and the rest of the planets orbited the sun

According to the evolutionary theory of aging, why hasn't natural selection eliminated many harmful conditions and nonadaptive characteristics in older adults?

which object would take the most force to hold up in the air? A. a bus B. a chair C. a balloon D. a nail

In a ecological pyramid, what happens to energy, biomass and number of species as you move up? Why?

Experiment: Water Properties: Why were the results with just water so much different than the trials with the detergent?

How do fish nets effect the ocean's ecosystem?

A dog and a pig attempt to mate. we are aware that these are two different animal species. but what is the best explanation for the barrier that makes it impossible for them to successfully mate?