The are six essential nutrients that are needed for the human body. n essential nutrient is a nutrient that the body cannot synthesize on its own. These nutrients are carbohydrates, protein, fat, vitamins, minerals and water. Hope this answers the question.
Answer:
Explanation:
As per the Newton's first law of motion,
where "v" is the final speed
"u" is the initial speed
"a" is the acceleration
and "t" is the time taken
Substituting the given values in above equation, we get -
The cart be traveling at a speed of 
by the time it reaches level ground.
Answer:
The correct answer is C) There is a larger variety of MHC proteins that can be expressed on the cell surfaces of their immune cells, providing a wider opportunity to recognize and attack pathogens.
Explanation:
Answer:
cell membrane
Explanation
It's the outer living boundary of animal cells. It's made of lipid and protein. Plasma Membrane is a mosaic of phospholipids, cholesterol, and proteins, the proteins in plasma membrane regulates the coming/going of substances into/out of the cell.
