A virus uses theon the outside of its body to unlock and enter our cells. This object on the outside is also known as an antigen and can be identified by the immune system to fight the virus in the future.

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

The graph shows how much money the south dakota livestock industry earns annually. according to the graph, which industry would experience the greatest financial impact from a loss of pastureland

Which is the most dominant generation in a liverwort