Answer:
Every living organism starts with a cell which is the fundamental units of life, an organism could be unicellular or multicellular depending on the complexity. The aggregation of cells forms tissue, the tissue makes the organ while the organ makes the entire system which forms the entire living organism.
Explanation:
cell
tissue
organ
system
Q. In an ________ solution, red blood cells ________. Group of answer choices:
- Hyposmotic, lose water and shrivel
- Isomotic, have a normal shape ✔️
- Isosmotic, swell and may burst
- Hyperosmotic, have a normal shape
- Isosmotic, lose water and shrivel
In an <u>isosmotic</u> solution, red blood cells <u>have</u><u> </u><u>normal</u><u> </u><u>shape</u><u>.</u>
Option B
<h3><u>Explanation:-</u></h3>
Osmosis : The movement of the <u>solvent</u> or <u>water</u> molecules from a solution of their higher concentration to a solution of lower concentration through a <u>semipermeable membrane.</u>
❍ Depending upon the <u>osmotic concentration,</u> There are three types of solution and their result when cell is keot inside them:
- Hyposmotic (Water enters, Swells up)
- Isosmotic(Equal flow, No change)
- Hyperosmotic(Water comes out, shrinkage)
<u>━━━━━━━━━━━━━━━━━━━━</u>
Answer:
Histamine increases the vasodilatation, and also increases the vascular permeability in the immediate transient phase of the acute inflammatory reaction. This histamine also acts as a chemical mediator in acute inflammation. The receptors of histamine is also involved in acute inflammatory reaction .
I would rather suggest Second option ! it is only describing the life function of a cell !!!
However, in Earths First Billion years and over the past 4.5 billion years, the main source of water was from comets. We know that comets consist chiefly of chemical compounds that are either gases or liquids at earth-surface conditions: methane is one common component of comets and water is another.
hope it helps :)
