Your question: How many chromosomes are present in onion?

Can onion have 32 chromosomes?

Workout the number of chromosomes found in its endosperm. “The meiocyte of an onion plant contains 32 chromosomes. … Hence its gamete will have 32/2 =16 chromosomes. Therefore endosperm will have 16×3=48 chromosomes (3r).

How many chromosomes are found in the pollen of an onion?

the number of chromosomes here for both somatic cells of onion will be 16 chromosomes only. but when we talk about the germ cell that is the pollen grain of the diploid organism which is the onion plant the chromosome number reduces to half by meiosis reduction division.

How many haploid chromosomes are in a onion?

Onion is diploid i.e., have two sets of chromosomes. A diploid cell of an onion has 16 chromosomes. Haploid gametes are produced during meiosis, which is a type of cell division that reduces the number of chromosomes in a parent diploid cell by half.

How many chromosomes are present in endosperm of rice?

Haploid number n = 12. Therefore the number of chromosomes will be n x 3 = 36 because the endosperm in angiosperms is triploid 3n as it is formed by the fusion of 2 polar nuclei n and one gamete.

How many chromosomes are there in each stage of mitosis in onion?

For example, each human cell possesses 46 chromosomes, while each cell of an onion possesses 8 chromosomes. All cells must replicate their DNA when dividing.

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How many chromosomes are in garlic?

List of organisms by chromosome count

Organism (Scientific name) Chromosome number
Garlic (Allium sativum) 16
Itch mite (Sarcoptes scabiei) 17/18
Radish (Raphanus sativus) 18
Carrot (Daucus carota) 18