Answer:
a. allow a variety of molecules to cross the cytoplasmic membrane
Explanation:
The cells have different molecules in its membrane. As a membrane the main function of it is to regulate the income and outcome of substances that the cell needs or the cell has like some wastes.
Some of these molecules can be some proteins like the permeases, that is going to regulate the solutes that can enter the cell, but since they are non specific, that means that can not make the difference among one carbohydrate and another (as an example).
Answer:
Option C
Explanation:
A Mendelian trait is a dominant allele a offspring can receive from it's parents. Dimples or freckles are main examples of mendelian trait's because it's a dominant phenotype you can receive from your parents. Therefore the answer is option C or "humans can have dimples or not have dimples."
Hope this helps.
I am Guessing Sperm and egg
It is unlikely your vitamin needs are significantly increased above the Dietary Reference Intakes (DRI) and a vitamin supplement may not be necessary, but a dietary assessment may reveal vitamin deficiencies is the best message for the athlete.
<h3>What is Dietary Reference Intakes?</h3>
This is defined as a set of reference values used to plan and assess nutrient intakes of healthy people.
Vitamin needs in the body aren't increased above the reference intakes and so intake of supplement isn't a necessity.
Read more about Dietary Reference Intakes here brainly.com/question/10666065
