Answer:
2. A mnemonic device.
Explanation:
A mnemonic device helps us retain and remember large amount of information we've learnt, by putting it in a fun way easy for us to recall. A mnemonic device that uses the first letters of words in a sentence to form another sentence or rhyme is called an acrostic.
Mnemonics are one of the many memory tools out there that aid students with information retention and retrieval.
Examples of popular mnemonics include;
1) BODMAS which stands for Brackets, Of, Division, Multiplication, Addition, Subtraction. This signifies the order of preference in mathematical calculations.
2) ROY G BIV which stands for Red, Orange, Yellow, Green, Blue, Indigo, and Violet.
Answer:
The yogurt consists of bacteria known as lactobacillus that gives the proper texture and taste to the yogurt. The enzymes has the ability to increase the rate of the reaction.
As the information given in the question, the reaction occurs continuously due to the presence of the substrate as well as the enzyme saliva. The enzyme activity depends on the physical condition like temperature. The high temperature increases the enzyme ability and speed up the reaction.
The reason why people use folic acid supplement is to prevent Anemia, stroke, and heart disease . Consuming the supplement before the child is born could also enhance the development of brain and spinal cord of the infants. The supplement cannot prevent blindness.
Answer: Integumentary.
Explanation:
The integumentary system is the system that protects the body from damage such as loss of water or abrasion from outside. For example, nails, hair, skin, etc.