In seed plants the sperm make it to the egg via a. pollen tubes. b. wind. c. water. d. tiny wings.

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm

Which of the following is required of a new drug?me