What are antibiotics? A. Medicine taken for AIDS B. Medicine taken to kill or stop the growth of harmful or disease-causing microbes C. Medicine taken for viral infections D. Medicines taken for malaria

Actin binding sites are located over a. Troponin b. Tropomyosin c. Meromyosin d. Creatinine e. Both A and B

According to Engler and Prantl, the angiosperms were directly derived from a. Gymnosperms b. Bryophytes c. Pteridophytes d. Proto-angiosperms (hypothetical)

What is an abscission zone? Name its components and their functions.

ADH acts on (a) Loop of Henle (b) Collecting tubule (c) Vasa efferentia (d) Vasa deferentia

When a cell is placed in a hypotonic solution (a) solute exists in the cell to equalize the concentration on both sides of the membrane. (b) water exits the cell towards an area of lower solute concentration. (c) water enters the cell toward the area of higher solute concentration. (d) solute exists and water enters the cell.

Adenine pentose sugar and single phosphate combine to form A) Adenosine B) Adenylic acid C) Adenosine diphosphate D) Adenosine triphosphate

Give examples for ammonifying bacteria

A greater scattering of light in a bacterial sample when measured by UV spectrophotometer indicates A. Decreased bacterial growth B. Greater bacterial growth C. Stable Bacterial growth D. None of the above

Agar-agar is obtained from A. Chlorella B. Spirogyra C. Ulothrix D. Gelidium