[Answer] 2. Plants may respond to changes in the environment. These responses are referred to as a tropism. If a plant bends towards the light, which type of tropism is the plant demonstrating?

Step 1 : Introduction to the question "2. Plants may respond to changes in the environment. These responses are referred to as a tropism. If a plant bends towards the light, which type of tropism is the plant demonstrating?"

...1. Geotropism 2. Thigmotropism 3. Thermotropism 4. Phototropism If a plant grows towards the light, it is described as positively phototropic. However, if it bends away from the light, it is described as negatively phototropic.

[Answer] 4. Leishmaniasis, though rarely fatal, may cause significant superficial changes to a person who becomes infected after being bitten by a sand fly. Which of these is a typical symptom of leishmaniasis?

Step 1 : Introduction to the question "4. Leishmaniasis, though rarely fatal, may cause significant superficial changes to a person who becomes infected after being bitten by a sand fly. Which of these is a typical symptom of leishmaniasis? "

...1. Curvature of the spine 2. Hair loss 3. Large skin sores 4. Albinism When the female sand fly is acquiring her blood meal, protozoa of the Leishmania genus may infect her host, leading to leishmaniasis. This disease can be cutaneous, which results in the unsightly sores mentioned in the question, or visceral, which affects internal organs.

[Answer] Which of the following changes does not happen to Tim Allen's character?

Step 1 : Introduction to the question "Which of the following changes does not happen to Tim Allen's character?"

... He grows a beard.; His hair turns grey.; His voice changes.; He gains weight.; -- As Christmas approaches, Scott begins to look more and more like Santa Claus.