Answer:
Excitatory neurotransmitter cause depolarization (decrease in membrane potential). Inhibitory neurotransmitter cause hyperpolarization (increase in membrane potential)
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38) I believe the correct answer would be letter D: ions are moved against the concentration gradient.
39) I believe the correct answer is letter A: the DNA information for development was silenced in differentiated cells. This is because the frog did not go through <span>embryonic development.</span>
<span>Homeostasis maintains a constant temperature and a few other things without this, proteins would not function properly.</span>
Answer:
The planting method using transplants allows the selection of vigorous and healthy seedlings, which enables the production of uniform bulbs which can mean harvesting garden edibles sooner.
The expenditure on seeds is lower, the consumption of irrigation water during the period of seedling formation is reduced and the management of fertilization, weeds and diseases and pests is facilitated in comparison with direct sowing. On the other hand, this method requires a lot of labor.
Explanation: