Explanation

the term cyclone is defined as. A system of winds that are rotating inwards to an area of low barometric pressure

Cyclones are created by the differences in air pressure.

Explanation

Parathyroid hormone (PTH) is produced and secreted by the parathyroid glands, which are located behind the thyroid gland in the neck.

PTH regulates blood calcium levels by stimulating"

• bone cells (osteoclasts) to release calcium from bones
• increasing calcium absorption in the intestines
• reducing calcium excretion in the kidneys. 
  

Explanation

The primary nutrient stored in the liver is glycogen.

Additionally, the liver also stores vitamins (like vitamin A and vitamin B12) and minerals (like iron), but glycogen is the primary nutrient stored in large amounts.

Explanation

All plants move Anticlockwise around Sun

All plants move anticlockwise around their axis.

Earth rotates its axis from West to East

The rotation of the Earth gives the day and night

Explanation

The estrous cycle is the reproductive cycle observed in many non-human primates.

It involves periods of sexual receptivity (estrus) during which the female is fertile and can conceive

Explanation

Explanation

The biogenetic law, also known as recapitulation theory, was proposed by Ernst Haeckel.

It suggests that the development of an organism (ontogeny) mirrors the evolutionary development of the species (phylogeny).

Explanation

Vitamin C is essential for collagen synthesis.

It acts as a cofactor for the enzymes involved in stabilizing and cross-linking collagen fibers

Which are vital for the structure of skin, blood vessels, and other connective tissues.

Explanation

The Paleozoic Era was a time of significant diversification of life, marked by the Cambrian Explosion, during which many major groups of animals first appeared in the fossil record.

Explanation

Renewable energy is energy derived from natural sources that are replenished at a higher rate than they are consumed. Sunlight and wind, for example, are such sources that are constantly being replenished.