Apatient received a closed head injury. which term should the nurse use to describe this injury?

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?