White blood cells have an important function in the human immune system. they leave the blood stream and attack and engulf invading bacteria and fungi. how do white blood cells move when outside of the blood stream

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

Describe two recent or ongoing space missions.