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Zina [86]
3 years ago
9

Ice sheets are in enormous masses of ice that

Biology
2 answers:
daser333 [38]3 years ago
6 0
That flow  in all directions!!!
harina [27]3 years ago
4 0
Flow in all directions
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With regard to the process of neural transmission, a refractory period refers to a time interval at which?
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Neurotransmitters. With the regard to the process of the neural transmission, a refractory period refers to the time in interval in which. the Positively charged sodium ions are to pumped back to outside a neural membrane.

Neurotransmitters are the chemical messengers that your body can't function without it. Their job is to carry out chemical signals (“messages”) from one of the neuron (nerve cell) to the next target cell. The next target of the cell can be another nerve cell, a muscle cell or the gland.

Fortunately, the seven “small molecule” are neurotransmitters (acetylcholine, dopamine, the gamma-aminobutyric acid (GABA), or glutamate, histamine, norepinephrine, and the serotonin) do the majority of the work.

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1 year ago
What is the difference between totipotent, pluripotent, and multipotent stem cells? Discuss the three main types of stem cells a
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Totipotent (omnipotent) stem cells can give rise to any of the 220 cell types found in an embryo as well as extra-embryonic cells (placenta). Pluripotent Stem Cells Pluripotent stem cells can give rise to all cell types of the body (but not the placenta). Multipotent Stem Cells Multipotent stem cells can develop into a limited number of cell types in a particular lineage.

Explanation:

6 0
3 years ago
Find the midpoint of the line segment joining the points ​(-4​,-1​) and ​(​-6,10​).
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hkafb I have to go to a meeting

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3 years ago
The combined observations of Matthias Schleiden, Theodor Schwann and Rudolph
kobusy [5.1K]

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The option 'All cells contain a nucleus' is not a part of the cell theory.

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The cell theory proposed by scientists illustrates that every organism whether prokaryotic or eukaryotic is made up of a cell or different kinds of cells. It also that explains that cells are made from living things. According to the cell theory, cells are termed as the basic unit of life, without which life is not possible.

The cell theory does not claim that every cell must have a nucleus because many cells like cells of prokaryotes lack nucleus. Their genetic material is dispersed in the cytoplasm.

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3 years ago
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