A biologist pollinates a true-breeding yellow flower with pollen from a true-breeding red flower of the same species. All of the F, offspring are yellow. What question can be
answered with the F2 cross?
A. Are yellow flowers maternally inherited?
B. Are yellow flowers recessive and red flowers dominant?
C. Are red and yellow flowers codominant?
D. Is flower color polygenic?

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

Which is a function performed by stem cells in the skin a. replacing lost skin cells b. making cells for the intestines c. growing new organs d. differentiating into brain cells plz apex

which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)