1. | Aldosterone and Prolactin |
2. | Progesterone and Aldosterone |
3. | Estrogen and Parathyroid hormone |
4. | Parathyroid hormone and Prolactin |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | binds to troponin to remove the masking of active sites on actin for myosin. |
2. | activates the myosin ATPase by binding to it. |
3. | detaches the myosin head from the actin filament. |
4. | prevents the formation of bonds between the myosin cross bridges and the actin filament. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe pivot joint between atlas and axis is a type of:
1. Cartilaginous joint
2. Synovial joint
3. Saddle joint
4. Fibrous joint
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyOut of ‘X’ pairs of ribs in humans only 'Y' pairs are true ribs. Select the option that correctly represents values of X and Y and provides their explanation:
1. | X=12, Y=5 True ribs are attached to vertebral column and sternum on the two ends. |
2. | X=24, Y=7 True ribs are dorsally attached to vertebral column but are free on ventral side. |
3. | X=24, Y=12 True ribs are dorsally attached to vertebral column but are free on ventral side. |
4. | X=12, Y=7 True ribs are attached dorsally to vertebral column and ventrally to the sternum. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyName the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction.
(1) Calcium
(2) Magnesium
(3) Sodium
(4) Potassium.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | junction leading to fatigue |
2. | high concentration of ca++ and Na+ |
3. | decreased level of oestrogen |
4. | accumulation of uric acid leading to inflammation of joints |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology