Explanation

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ND19-3-2023

Explanation

Explanation

Explanation

A pair of two equal and unlike parallel forces (i.e. forces equal in magnitude, with lines of action parallel to each other and acting in opposite directions) is known as a couple.

As a matter of fact, a couple is unable to produce any translatory motion (i.e., motion in a straight line).

Explanation

Explanation

Mature vascular bundles have a canal called the carinal canal.

It is one of a number of longitudinal channels inside the metaxylem and is formed by the disintegration of the protoxylem.

Commonly seen in Equisetum.

Explanation

Einstein's Big Idea homepage. E = mc2.

It's the world's most famous equation

 "Energy equals mass times the speed of light squared.

Explanation

the darkly staining region is called the nucleolus, and it's the site in which new ribosomes are assembled.

Eukaryote ribosomes are produced and assembled in the nucleolus.

Ribosomal proteins enter the nucleolus and combine with the four rRNA strands to create the two ribosomal subunits (one small and one large) that will make up the completed ribosome.

Explanation

The sulphur shower is a phenomenon in Pines related to their pollination.

Sulphur shower involves the release of yellow pollen into the air by mature Pines.

The Sulphur shower of Pinus (Pines) represents “Winged Seeds” as the released pollen is carried by air to female cones.

Explanation

The majority of ATP synthesis occurs in cellular respiration within the mitochondrial matrix:

generating approximately thirty-two ATP molecules per molecule of glucose that is oxidized.

The ATP synthesis occurs within the fold in the inner membrane of a mitochondrion.