The sickle-cell allele is considered to be pleiotropic because it

Recessive allele definition

An extreme disturbance happens in an ecosystem. How does an ecosystem change as succession happens after this disturbance? A. There is less biodiversity in the ecosystem. B. Biodiversity in the ecosystem increases. C.

In griffith's experiments, when heat-killed s strain pneumococci were injected into a mouse along with live r strain pneumococci,

Gatorade and other sports drinks are hypotonic solutions. How do these drinks rehydrate their users?

Sally has a tumor. in an effort to fight the cancerous cells her body increases the production of

Diphosophorus oxide is held together by which sort of bonding?

Early in development, every neuron has the potential to

What characterizes an igneous rock that forms from rapid cooling above the earth's surface?

why do you think the blood ph stays neutral while the same amount of lactic acid in water was very acidic

What conditions make for a violent volcanic eruption? a. Magma that can flow easily b. Magma with low gas content c. Magma with low silica content d. Magma with high viscosity