Answer:
15 chromosomes
Explanation:
The endosperm is formed through double fertilization where one male gamete nucleus with polar nuclei to form a triploid nucleus called the primary endosperm. The endosperm therefore will contain 15 chromosomes since the polar nuclei is diploid and the male gamete is haploid forming a triploid nucleus.
The immune system, and the excretory system
(Honestly, all of them work to keep us 'healthy', but I believe these are the ones you're looking for)
Organisms such as producers who make their own food.
How to remember: "auto" means they make it automatically by their own.
Answer:
Cells divide for the following reasons
1) Growth
2) reproduction
3) replace
4. Mitosis and meiosis
Explanation:
Living things are different from non-living things because living things grows, reproduce and also replace dead cells.
Mitosis is the process by which the body of living things makes new cells while meiosis refers to the process of creating cells like those of sperms and eggs. Living things grow in size, become taller, bigger and heaver while non living things does not.
The order is I, B, F, M, H, then R.
Oldest -> Youngest
