Which law of thermodynamics explains the fact that we must eat to gain the energy to perform the functions of life, such as breathing?

A) fifth law B) third law C) first law D) second law E) fourth law


Answer: C

Biology & Microbiology

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Thomas Malthus proposed that

a. the food supply increased faster than the population. b. the population increased faster than the food supply. c. the food supply and population increased at the same rate. d. artificial selection was the key to evolution. e. natural selection was the key to evolution

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____ is believed to be produced in the leaves and transported to the phloem in the shoot apical meristem

a. Jasmonic acid b. Florigen c. Brassinosteroid d. Abscisic acid e. Ethylene

Biology & Microbiology

vitamins which are fat soluable

What will be an ideal response?

Biology & Microbiology

The most significant cells in graft rejection are

A. natural killer (NK) cells. B. suppressor T-cells. C. cytotoxic T-cells. D. helper T-cells. E. B-cells.

Biology & Microbiology