Answer:
d. Lysine
Explanation:
Lysine ,
Since it can not be synthesized by human body so it is essential in humans and must be obtained from diet . Catabolism of lysine takes place through one of several pathways , most common is saccharopine pathway which takes place in liver . The product formed is acetyl-CoA which is converted to pyruvate through ketogenic pathway .
Egg cells, sperm cells, zygote which turns into embryo that then turns into a fetus
An exponential growth graph looks pretty much like the right side of a parabola. The graph equation is f(x)= C ·a^x, so you can also plug in x values to find the y value. It's not a linear line, but it curves upwards starting from (0,0).