What do x and y chromosomes affect? a. the shape of a person's thumb. b. how many parents a person has. c. whether someone is a female or male. d. whether earlobes are attached.

What will happen if deforestation continue to destroy the green plant on the planet

What organ is the first to receive nutrients that have been absorbed from the digestive tract?

1. mendel observed that pea plants had traits, such as color, that were either “one or the other,” never something in between. discuss the correlation between mendel’s factors, what they might be, and why pea plant traits come in one form or another—e. g., gray or dark red—rather than blended.