D goes with 2
C goes with 1
B goes with 3
A goes with 4
Answer:
The statement is true.
Explanation:
When a chemical substance is dangerous for people's health, we speak of a toxic risk. This risk can materialize if exposure to the chemical agent is not controlled. Toxic substances are those substances capable of causing harmful effects in a living organism when they come into contact with it or when ingested, intentionally, accidentally, or deliberately. The toxic risk of a chemical product depends on two factors: the toxicity and the absorbed dose, where a series of factors influence: composition, properties, concentration, duration of exposure, route of entry into the organism and workload.
In the _PNS_, the cells responsible for insulating neurons with myelin are called _Schwann cells_, whereas in the _CNS_, the cells responsible for insulating neurons are called _Oligodendrocytes_.
Answer:
Any living or non-living thing trying to take flight will have two forces working against them: gravity and drag. Gravity is the force that the Earth exerts on all things pulling them back towards its centre. ... Birds also have two forces that help them in their attempts to take flight.
Explanation:
Answer:A triglyceride is a lipid molecule made up of one unit of glycerol and three fatty acids, hence the tri- prefix, which means three. A triglyceride looks a little bit like a creature with three tails. The head is glycerol, which is a simple sugar alcohol compound.
Explanation:
