1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
AnnZ [28]
3 years ago
15

Define food and explain its importance. Solution for class 7

Biology
2 answers:
garik1379 [7]3 years ago
8 0
A food is something that provides nutrients. Nutrients are substances that provide: energy for activity, growth, and all functions of the body such as breathing, digesting food, and keeping warm; materials for the growth and repair of the body, and for keeping the immune system healthy.


Hope it helps
never [62]3 years ago
3 0

Answer:

Food, substance consisting essentially of protein, carbohydrate, fat, and other nutrients used in the body of an organism to sustain growth and vital processes and to furnish energy. The absorption and utilization of food by the body is fundamental to nutrition and is facilitated by digestion.

You might be interested in
What are the characteristics of the cell membrane
patriot [66]
It has two phosppholipid layers that are either hydrophobic and hydrophillic the function is to protect thing from coming in and out
4 0
3 years ago
Read 2 more answers
How does sprinting
Vsevolod [243]

Explanation:

Much energy is demanded within a short period in a sprint as opposed to long-distance that mainly demands stamina. During sprints, therefore, the energy demands by the muscles my outpace the supply by energy because oxygen is not reaching fast enough for aerobic cellular respiration. This is why sprinting cannot be sustained for long without accumulation of lactic acid in muscles – due to glycolysis metabolisms being the main source of energy.

IN long substance however, the runner does not sprint the entire marathon but run at sustainable speeds allowing the energy demands by the muscles to be met by the more effective aerobic respiration

6 0
3 years ago
4. During _____ both the contents of the nucleus and the cytoplasm are divided
mario62 [17]
The mitotic phase. It includes both mitosis and cytokinesis
4 0
3 years ago
What is the maximum number of hydrogen atoms that can be covalently bonded in a molecule containing two carbon atoms? a. Two.
Dmitriy789 [7]

Answer:

six

Explanation:

I hope this helps you

6 0
2 years ago
He complete set of genetic material of an individual is known as his or her ____.​
Katyanochek1 [597]
I believe the answer is genome 
8 0
3 years ago
Other questions:
  • Water is an abiotic factor in terrestrial environments. true or false
    11·2 answers
  • Imported plants and animals in Hawaii have
    15·2 answers
  • A homozygous tall (dominant) pea plant is crossed with a short (recessive) plant. The probability that an F1 plant will be tall
    5·1 answer
  • The first class of antiviral drugs developed to treat hiv infection, such as azt, were known as reverse transcriptase inhibitors
    9·1 answer
  • What is used to prevent a viral infection?
    13·1 answer
  • Cells are:
    8·2 answers
  • Which type of respiration is more efficient at producing ATP?
    5·1 answer
  • 6. What is the function of the vacuole in a cell?
    12·2 answers
  • How does nitrogen in fertilizer runoff affect aquatic ecosystems
    13·1 answer
  • Which term means, "changes over
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!