Answer the following statements true (T) or false (F)
1. The current model that best describes biomembranes is the Rigid Mosaic Model.
2. Diffusion is the movement of a molecule from an area of high to low concentration.
3. Osmosis describes the movement of water from an area of high to low solute concentration.
4. Movement of molecules down their concentration gradient can drive the movement of a different molecule against its concentration gradient.
1. FALSE
2. TRUE
3. FALSE
4. TRUE
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Which of the following inhibits protein synthesis?
A. Dapsone B. Isoniazid C. Penicillin D. Erythromycin
a gene is transferred naturally by a bacterium from a plant genome to an insect genome within the same
generation. What process does this illustrate? a. restriction b. genome shuffling c. genome switching d. vertical gene transfer e. horizontal gene transfer
The function of a mushroom is to ________
A) produce seeds B) store nutrients C) produce spores D) photosynthesize
What are animals trapped and digested by "carnivorous" plants such as the cobra lily used as?
a. primarily as an energy supplement during winter months b. primarily as a carbon source for the plant c. primarily as a nutrient supplement in nutrient-deficient environments d. primarily as food for bacteria and fungi that grow symbiotically with the plant roots