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irga5000 [103]
3 years ago
15

The opening of a _______ channel is controlled by the binding of some molecules to the channel.

Biology
1 answer:
MArishka [77]3 years ago
4 0

Answer:

Ligand gated.

Explanation:

Channels are important as they help in the transferring of one molecule from one place to another inside the cells. These channels also provide the way of cell communication.

The ligand gated channels generally open in response to the binding of ligand or some molecules with the channel. Sodium gated channels open in response to the binding of sodium with the channels.

Thus, the correct answer is option (a).

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Assuming the body weight of the woman is 67 kg, milligrams of digoxin required per day for the woman will be 3.25 milligrams.

<h3>What is drug dosage?</h3>

Drug dosage refers to the amount of drug required to be administered to a patient per given time based on body weight or age.

The dosage for digoxin for treatment of heart failure for the 67 year old woman is 48.5 mcg/kg body weight.

Assuming the body weight of the woman is 67 kg, milligrams of digoxin required per day for the woman will be 48.5 * 67/1000 = 3.25 milligrams.

In conclusion, the dosage of drugs depends on age and body weight.

Learn more about drug dosage at: brainly.com/question/11185154

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2 years ago
Each isotope has a special name derived from Latin (protium, deuterium, and tritium). What structural feature do these names ref
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An isotope of any element is the same, with a variation in the neutrons of the nucleus.

The mass number change but the atomic number doesn't.

In this case, protium, deuterium, and tritium are all hydrogen isotopes.

Protium is 1H or Hydrogen-1 is without neutrons.

Deuterium is 2H  or Hydrogen-2 has one neutron.

Tritium is 3H or Hydrogen-3 has two neutrons.

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