The answer is cerebellum. By processing and interpreting impulses from the motor cortex and brain stem nuclei as well as sensory pathways, the cerebellum provides the precise timing and appropriate patterns of skeletal muscle contraction for smooth coordinated movements and agility needed for daily living. It also plays a poorly understood role in cognition. Cerebellar activity occurs subconsciously (e are not aware of it).
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Your answer is B. double fertilization.
luteinizing hormone
Ovulation. Estrogen levels peak towards the end of the follicular phase. This causes a surge in levels of luteinizing hormone (LH) and follicle-stimulating hormone (FSH). This lasts from 24 to 36 hours, and results in the rupture of the ovarian follicles, causing the oocyte to be released from the ovary.
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The rest of the
plasma fluid is reabsorbed into the blood stream. This comprises of the nutrients
and water. The unwanted materials i.e. solutes, water etc do concentrate to
form the urine and the other filtrated products are therefore reabsorbed.
Answer:
Option-B
Explanation:
Color deficiency is a condition caused when the person is not able to distinguish the different colors. Since the person is not able to distinguish different color, therefore, the chromo-receptors which are affected are the cone cells located in the retina which allows us to see different wavelengths.
1. Total color blindness is not a rare disease in animals.
2. Total color blindness in which a person is not able to see any color occurs when all types of cone cells become malfunction or completely absent.
3. The red-green color blindness is more common than the blue-yellow color blindness.
4. The mother is usually not affected as she is the carrier of the gene responsible for the color blindness.
Since all options except Option-2 are incorrect therefore option-2 is the correct answer.