Answer:
The sentences can be completed as follows:
The enzyme lactase breaks down the sugar lactose.
If the body doesn’t produce much of this enzyme, people have what’s called lactose intolerance.
During the chemical reaction the enzyme doesn’t get used up, but gets reused.
Enzymes are substances that speed up chemical reactions which are also known as catalysts.
Explanation:
Enzymes can be described as molecules which act as biological catalysts i.e they are involved in speeding up a chemical reaction. The enzymes do not get used up in a chemical reaction and hence, they can be reused.
Lactase is an enzyme which helps in breaking down the sugar lactose which is commonly found in the milk. If enough lactase is not produced by a person's body, then he/she becomes unable to digest the sugar lactose. Such a condition is known as lactose intolerance.
<span>They cannot be stored by the body because they are water soluble and are eliminated daily.
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Answer:
Two characteristics are a notochord, and a dorsal hollow nerve cord.
Hope this helps! :D
(True)-After one week, seedling height was taken as a measure of plant growth.
Answer:
Viruses Are Link Between Living and Non-Living
Explanation:
Viruses Are Link Between Living and Non-Living
- Virus are exception of Cell Theory
- Virus need a host to Survive
- A virus is non-living before host and
- A virus is Living after getting the Host
Hence, <u>Virus</u><u>e</u><u>s</u><u> Are Link Between Living and Non-Living</u>
-TheUnknownScientist