Which of the following would require active transport? -moving molecules across a membrane from low concentration to high concentration
-transporting materials against the concentration gradient
-during endocytosis
-all answers are correct

In fruit flies, gray bodies (g) are dominant over black bodies (g), and brown pigments (n) are dominant over yellow pigments (n). each individual possesses two alleles for each trait. if a fly that is homozygous dominant for both traits is crossed with a fly that is homozygous recessive for both traits, what is the predicted genotype of the offspring.

Which best describes carbon dioxide’s path out of the body

How does the human body lever work?