CameraIcon

SearchIcon

MyQuestionIcon

7

You visited us 7 times! Enjoying our articles? Unlock Full Access!

Pre-Fertilization Events

Write the plo...

Question

Write the ploidy and number of chromosomes in human (a) meiocytes, and (b) gametes. [2 marks]

Open in App

Solution

(a) The ploidy and number of chromosomes in human meiocytes are 2n and 46 respectively. [0.5 + 0.5 = 1 mark]

(b) The ploidy and number of chromosomes in human gametes are n and 23 respectively. [0.5 + 0.5 = 1 mark]

Suggest Corrections

thumbs-up

2

Similar questions

Q. Is there any relationship in the number of chromosomes of meiocytes and gametes?

Q. In a butterfly has chromosomes number

360

in its meiocyte

(2 n)

. What will be the chromosome number in its gametes?

Q. What would be the number of chromosomes in the meiocyte and gamete of onion respectively?

Q. What is the number of chromosomes in somatic cells and gametes in humans?

Q. In a homozygous plant, round seeds (R) are dominant over wrinkled seeds (r): [5 MARKS]
(a) Draw a Punnett square to show the gametes and offspring when both the plants have heterozygous round seeds (Rr).
(b) Mention the Phenotype and Genotype ratios of the offsprings in F2 generation.
(c) Name the sex chromosomes in human males and females.
(d) Briefly explain the term 'Mutation'.
(e) What is the number of chromosomes in the gametes of human beings?

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Events in Sexual Reproduction

BIOLOGY

Watch in App

explore_more_icon

Explore more

Pre-Fertilization Events

Standard XII Biology

Join BYJU'S Learning Program

CrossIcon