Which of these characteristics of the cell membrane best explains why it is effective at keeping water-based fluids separate inside and outside the cell? a.
the inner hydrophobic layer of the membrane

b.
the receptor proteins on the outside face of the membrane

c.
the carbohydrate tags on the outside face of the membrane

d.
the anchor proteins on the inside face of the membrane

3 points

QUESTION 39

a motor homunculus represents a map of brain areas dedicated to motor processing for different anatomical divisions of the body.

homunculus represents the importance of various parts of your body as seen by your brain. as a result, they take up a lot of brain space. although the cortical homunculus is a curiosity, penfield's work in mapping the brain's relationship to the body was invaluable.

he is very short, and he can only reach halfway up on the elevator buttons. but on a rainy day, he has his umbrella with him, and he uses it to poke the button at the top.

the level of progesterone is low at the pre-ovulatory phase of the cycle but it gradually increases and the levels are high at the luteal phase. if pregnancy occurs, the level of progesterone will be high throughout the pregnancy.

if egg is fertilized and the mother gets pregnant, progesterone starts preparing the uterus for the implantation. it starts building up the lining of uterus and make it hostile of the period of pregnancy.