Which body system carries signals to and from the brain?
A) respiratory
B) nervous
C) skeletal
D) circulatory

Round peas are dominant to wrinkled. what would you cross a round pea with to determine if it were heterozygous or homozygous dominant? why? ?

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies