Answer:
The correct answer is - option A. 0%
Explanation:
The zygote formation or fertilization in flowering plants occurs by the fusion of pollen of one plant with the ovum of another plant of the same species normally. This process includes the exchange of an equal amount of the genetic contribution from both plants.
The egg cell of the mother is responsible for the mitochondria and chloroplast of the progeny so the percentage of chloroplast genes provided via Plant R is 0% as ovum and egg cell comes from only plant Q.
percentage of chloroplast gene inherited from R plant is a)0%
The fact that gravity exists as it can be repeatedly tested and verified
The answer is amino acid.
Answer:
look below
Explanation:
1) keep toxic substances out of the cell
2) allows certain minerals in that are needed and keeps others out and uses reciptors to do so
3) they separate vital but incompatible metabolic processes conducted within organelles