Bending over and touching your toes describes what movement in reference to your intervertebral discs? flexion extension lateral flexion hyperextension rotation

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)

Which are evidence of seafloor spreading? check all that apply. molten material magnetic stripes continent material drilled core samples ocean water samples