I believe the correct answer is A. Increases the rate of a chemical reaction. This is because they act as catalysts.
The term used for the diffusion of water across a semipermeable membrane is called Osmosis
Answer:
physiography originally means the study of nature . but here it means physical geography
Explanation:
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Answer:
Night
Explanation:
Usually, a microfilariae blood test is conducted at night to coincide with the appearance of microfilariae.
Description of thigmotropism is given below.
Explanation:
1. Thigmotropism is a plant’s response to touch.It is a plant’s response to an external stimulus.It can occur quickly or slowly.Thigmotropism may involve the closing and opening of plant leaves.
2. Thigmonasty or thigmotropism can be define as the response of touch shown by the plants. Here, touch is the external stimulus. It can be define as the movement of the plant parts in response to the external stimulus that is contact or touch. It is also known as Haptotropism. The plant may change it's orientation, shape and size of the plant parts.
3,The thigmotropism can be positive or negative depending upon the visual response shown by the plants. The response shown by the plants is generally fast but may be slow. This response is shown by the plants in cases of danger of herbivory.Some plants like Mimosa pudica or touch me not plant shows thigmotropism by closing their leaves on touch
