Questions

Camouflage is one way animals protect themselves is reflexive.

Nebulous means hazy, Tiny means small, Vague means unclear, Insignificant means unimportant, Inadequate means in sufficient. So, Nebulous is nearest in meaning to Vague.

Enzymes are biological catalysts. Enzymes are the catalysts involved in biological chemical reactions.

A fundamental task of proteins is to act as enzymes—catalysts that increase the rate of virtually all the chemical reactions within cells.

A catalyst remains chemically unchanged itself at the end of a reaction.

Each enzyme has a temperature that it works optimally in, which in humans is around 98.6 degrees Fahrenheit, 37 degrees Celsius –the normal body temperature for humans.

Ascent’ means upward moment and is incorrect as per the meaning of the sentence. ‘Accent’ means to emphasize a particular feature; ‘Approof’ means trial, and ‘Assent’ means to give an expression of approval or agreement. Thus, ‘Ascent’ needs to be replaced with ‘Assent’ Thus, the correct formation would be, ‘My father has given his assent for my long tour’.