Biology Quiz 7

Tissue culture (micropropagation) is the growth of tissues or cells in an artificial medium separate from the parent organism. It is a technique in which fragments of plants are cultured and grown in a labouratory.

Photoperiodism (Photo means light and period means length of time) affects Vegetative growth, Flowering and Fruiting. Photoperiodism is the developmental responses of plants to the relative lengths of light and dark periods. It affects the vegetative growth as well as the time of flowering and fruiting in plants.

Protein is known as a bodybuilder. It has a special role in bodybuilding because it contains the very building blocks of muscle tissue called amino acids. Protein is a slow-digesting nutrient, which is needed for the repair and growth of muscles and tissues.

The adult human brain weighs about 1200–1400 gm which is about 2% of the total body weight. The weight of an average human brain is about 1.36 kg.

Cirrhosis is usually a result of liver damage from conditions such as hepatitis B or C, or chronic alcohol use. Heavy metals like copper may exacerbate liver damage. The toxicity of copper can result in brain damage, liver failure, or death if it is not treated.

An enzyme-linked immunosorbent assay, also called ELISA or EIA, is a test that detects and measures antibodies in your blood.

A member of Liliaceae that shows reticulate venation is smilax. The genus Smilax comprises about 300 species of mostly climbing plants distributed across both world's temperate and tropical regions. The leaf venation is reticulate in species of Smilax, a member of the family Liliaceae.

Dinosaurs were reptiles that became extinct. They are archosaurs, a larger group of reptiles that first appeared about 251 million years ago, near the start of the Triassic Period.

Silverfish, Starfish and Cuttlefish are not true fish. Silverfish is not a fish but an insect. Starfish is not a fish. It do not have gills, scales, or fins. Cuttle fish is not the fish but is a Mollusc belonging to the class Cephalopoda. Dogfish are small, bottom-dwelling sharks.

Diphtheria is a highly contagious, infectious disease caused by the bacteria Corynebacterium diphtheriae. It is a serious bacterial infection that usually affects the mucous membranes of the nose and throat.