Answer: The pea and lettuce plants are leguminous plants.
Explanation:
The pea and lettuce plants must take nitrogen from the soil which they get after the symbiotic association with the nitrogen fixing bacteria. Nitrate and ammonia are the two components of nitrogen that can be taken from the soil and used as a source of nitrogen. Nitrogen is required for the growth of plant and it is the important component of chlorophyll pigment. Chlorophyll pigment is necessary for the process of photosynthesis in which the chlorophyll pigment traps sunlight energy that is involved in the splitting of molecule of water into hydrogen and oxygen.
The answer is insulin people who need this are diabetic
Leeches are parasitic because they suck blood not giving any benifit but harm.
Answer:
Serotonin
Explanation:
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That is correct, a good description of the HYPODERMIS. Hence many syringes get the name "hypodermic" needles.
