Answer:
The question lacks options, the options are:
A) All cells contain a nucleus.
B) All cells come from other living cells
C) All living organisms are made of one or more cells.
D) Cells are the basic unit of structure and function of all living things.
The answer is A
Explanation:
In 1830's, three scientists named; Mattias Schleiden, Theodor Schwann and Rudolph Virchow contributed to describing the basic properties of the cell, which they proposed in their so named CELL THEORY. This widely accepted cell theory has three components:
All living organisms are made up of one or more cells.
Cells are the basic and fundamental unit of life
All existing cells come from cells that have previously existed.
It was not proposed that all cells have a nucleus
Answer:
Liquid media are a type of culture media used to cultivate and maintain microorganisms. They are also referred to as culture broths. Liquid media are not supplemented with a solidifying agent. Hence, these media remain as liquids even at room temperature.
Explanation:
Sound cannot travel through a vacuum. A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.
Answer:
nucleic acid is not a component of the plasma membrane
Explanation:
Nucleic acid is a type of complex organic substance that is found in living cells and essential to all known forms of life.
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