answersLogoWhite

0

It is because we have no way to make them. It is like sunlight. We don't need it but plants do. Our bodies are made of several elements and without them we would cease to live.

User Avatar

Wiki User

11y ago

What else can I help you with?

Related Questions

Why do humans need to express glands?

Humans need to express glands to release hormones and other substances that regulate bodily functions and maintain overall health.


What do you need to start a rainbow?

The 2 main substances needed to start a rainbow are water and sun.


Substances that needs help to get into a cell?

some of the substances that need help to get into a cell would be carbohydrates, such as glucose and fructose, charged ions (H+, C-4), or substances moving against a concentration gradient. those are the main ones but not necissarily all of them.


What are angwantibos predators?

There is no main predator of the angwantibos, except humans. The young angwantibos need to be careful of Eagles and large snakes.


What substances need to penetrate to all parts of a living cell?

Substances such as nutrients, oxygen, and water need to penetrate all parts of a living cell to support its metabolic processes and maintain its function. Waste products and signaling molecules also need to move throughout the cell for proper communication and waste removal.


Do plants need vitamin d?

Vitamin D is a class of prohormones that is used by animals to make steroidal hormones. Plants do not need these compounds.


Which is the best definition of a dietary supplement?

A dietary supplement is meant for aiding in the effectiveness of weight loss. The dietary supplement is not meant to help lose weight on its own. There would need to be dietary and exercise changes in order to complement the supplement's effectiveness.


What are blue whale's dietary need?

A lot of kelp and tofu ;)


What is RDA for starch?

The body does not need any dietary starch.


Do I need a degree for a dietary manager job?

Yes, generally dietary managers have a Certified Dietary Manager (CDM) or Certified Food Protection Professional (CFPP) certification. The Dietary Managers Association website offers information on degree programs. http://www.dmaonline.org


What dietary supplements do not need to be approved by the FDA before they are marketed to the public?

Dietary supplements do not require FDA approval before being marketed to the public, as they fall under the Dietary Supplement Health and Education Act (DSHEA) of 1994. This includes vitamins, minerals, herbs, amino acids, and other substances intended to supplement the diet. Manufacturers are responsible for ensuring the safety and labeling of their products, but the FDA only intervenes post-marketing if a product is found to be unsafe or misleading.


Does your body get all it's energy from the sun?

While it is true that human beings need the sun, and we also need oxygen to survive, the main source of energy for humans is the food we eat.