Lila is a high school student who has not been feeling very well recently. Her symptoms include
fatigue, bone pain and joint stiffness. Which of
the following deficiencies is the most likely
cause?
А. oxygen deficiency
B. carbon deficiency
C. nitrogen deficiency
D. phosphorus deficiency

What is an animal that lives by preying on other animals

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

What is the difference between sex-linked traits and autosomal traits in humans? a. sex-linked traits can only be passed from fathers to sons, while autosomal traits can be passed on from both parents to offspring of any sex. b. sex-linked traits are passed on through the x and y chromosomes, while autosomal traits are passed on through the other 22 chromosomes. c. sex-linked traits only affect females, while autosomal traits affect both males and females. d. sex-linked traits refer to genes that are on the x and y chromosomes, while autosomal traits refer to genes on all 23 chromosomes.