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 .
Answer:
I think its 1 cells all come from pre existing cells. have a nice day hope this isnt too late :)
Explanation:
im taking the test too
If a mother is unable to have a child or does not want to carry it herself, the surrogate mother carries the baby for her
Answer:
The eukaryotic cell nucleus. Visible in this diagram are the ribosome-studded double membranes of the nuclear envelope, the DNA (complexed as chromatin), and the nucleolus. Within the cell nucleus is a viscous liquid called nucleoplasm, similar to the cytoplasm found outside the nucleus.
<span>Let's look at all the statements:Which of the following statements is true?
Parts of an ecosystem only include biotic factors such as plants and animals. - this is not true, it also includes abiotic factors, such as stones
If a common plant in an ecosystem becomes diseased, the ecosystem may become unbalanced. - this is the true statement! it could be a source of food for other animals, and thus it could influence the population of other species
Abiotic factors include decomposers such as fungi and bacteria. - this is false, those are biotic factors.
Tundras have a high diversity of species. - this is not true - compared to the rain forest, for example, tundras are not very diverse</span>
