The right answer is Nutrients and water.
All unicellular organisms such as bacteria and fungi need water, a source of energy, a source of carbon, a source of nitrogen and mineral elements. These basic needs are sufficient to allow the nutrition of bacteria qualified as prototrophs. Some bacteria called auxotrophs require, in addition to basic needs, the presence of growth factors.
Answer:
Neutrons.
Explanation:
Two atoms which are isotopes of one another must have a different number of neutrons.
Isotopes are defined as atoms of the same element which have the same numbers of protons i.e. atomic number remains the same but has different numbers of neutrons. It is observed that they have the same chemical properties due to the same electronic configuration but physical properties differ.
Adrenergic modifiers bind to epinephrine receptors while
cholinergic modifiers bind to ACh receptors. Either of these drugs will inhibit
the natural ligand actions or mimic the natural ligand molecules when it binds to the
receptor.
Epinepherine can be classified as adrenergic, even though it is a
natural ligand (chemical). Pilocarpine is a good example of a cholinergic
chemical.
The power of peace is being seized grasping in the talons of its other foot.
<h3>A shield, a scroll, an olive branch, or a phrase is what the eagle on the Great Seal is holding in his right talon?</h3>
In the artwork, an eagle holding the motto "E Pluribus Unum" on a scroll with an olive branch representing peace and thirteen arrows representing conflict are displayed in each of its claws. The year 1776 is written in Roman numerals at the foot of a thirteen-step pyramid on the reverse of the seal.
<h3>What does the eagle represent in the US coat of arms?</h3>
The Founding Fathers made the right choice when they designated the bald eagle as the country's emblem. The fierce woman and the great bird's proud independence effectively represents America's strength and freedom.
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