MCQ
Adrenal cortex secretes androgen, it is known as:
- ATestosterone
- BAndrosterone
- CProgesterone
- DAldosterone
Explanation:
Androsterone is a weak androgen produced by the metabolism of certain hormones and found in the normal urine of both males and females. Androsterone is a steroid hormone with a weak androgenic activity that is synthesised from the adrenal hormone dehydroepiandrosterone by the enzyme steroid 5-reductase.
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$(i)$ It is a contractile tissue present only in the heart.
$(ii)$ Cell junctions fuse the plasma membranes of these cells and make them stick together.
$(iii)$ Communication juntions at some fusion points allow the cells to contract as a unit, i.e., when one cell receives a signal to contract, its neighbours are also stimulated to contract.
Which of the following type of tissue is being described by the above statements?