| (i) A daughter receives X-chromosome from her mother only. |
| (ii) Human beings possess 22 pairs of autosomes and 1 pair of sex chromosomes. |
| (iii) In mammals, embryo develops outside the mother's body. |
| (iv) A new human individual develops from a cell called gamete. |
| (v) Pituitary gland produces thyroid-stimulating hormone (TSH), which stimulates the thyroid to produce thyroxine. |
| (vi) A zygote is formed as a result of fertilisation. |
A) Statements (i), (iii) and (iv) are incorrect, while statements (ii), (v) and (vi) are correct.
B) Statements (i) and (iii) are incorrect while statements (ii), (iv), (v) and (vi) are correct.
C) Statements (iii) and (iv) are incorrect, while statements (i), (ii), (v) and (vi) are correct.
D) Statements (iii) and (v) are incorrect, while statements (i), (ii), (iv) and (vi) are correct.
Correct Answer: A
Solution :
A daughter receives X-chromosomes from her mother and father. In mammals embryo develop inside the mother's body. A new human individual develops from zygote which forms after the fusion of two gametes.
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