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Select the correct option of haploid cells from the following groups:
Match the following columns and select the correct option:
Column-I | Column-II |
---|---|
(A)Ovary | (I)Human chorionic Gonadotropin |
(B)Placenta | (II)Estrogen & Progesterone |
(C)Corpus luteum | (III)Androgens |
(D)Leydig cells | (IV)Progesterone only |
In human beings, at the end of 12 weeks (first trimester) of pregnancy, the following is observed:
Progestogens alone or in combination with estrogens can be used as a contraceptive in the form of:
Which of the following STDs are not curable?
The number of contrasting characters studied by Mendel for his experiments was:
Chromosomal theory of inheritance was proposed by:
The best example for pleiotropy is:
E.coli has only 4.6 × 106 base pairs and completes the process of replication within 18 minutes; then the average rate of polymerisation is approximately:
Who coined the term 'Kinetin'?
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