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viva [34]
3 years ago
8

Why aren't vitamins a source of energy.

Biology
1 answer:
katovenus [111]3 years ago
7 0

Vitamins are not a source of energy because they are essential nutrients that the body needs. Vitamins are needed to help the body function, they are not direct energy but they help it to break down fats, proteins, and carbs into sugars and enzymes that help it to improve.

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Long lashes (L) are dominant over short eyelashes (l). Complete a Punnett Square crossing two parents that are both heterozygous
Lilit [14]
I believe the answer would be
L. l
Top- L LL, Ll,
Bottom- l Ll, ll.
4 0
3 years ago
Which of the following best illustrates a type I survivorship curve, with higher death rates at older ages? Which of the followi
Rama09 [41]

Answer:

large mammals such as gorillas

Explanation:

The survivorship curves refer to the graphical representation of the proportion of the fraction of survivors or the individuals at a given age.

There are three types of survivorship curves which can be constructed by studying the life history of the organisms.

The type I survivorship curve is the curve which can be formed with the organism which has a high survival rate at the younger and middle age and high death rate at the older age. The type I curve can be characterised by its convex shaped. The type I is showed by the large mammals like gorilla, humans and many others.

Thus, large mammals such as gorillas are the correct answer.

4 0
3 years ago
Define atomic number, atomic weight and atomic mass.
lozanna [386]
Atomic number shows the number of protons in the nucleus of an atom.
Atomic weight shows the is an another term for atomic mass, which means <span>It is approximately equivalent to the number of protons and neutrons in the atom (the mass number) or to the average number allowing for the relative abundances of different isotopes.</span>
6 0
3 years ago
The nervous system is an example of a
stealth61 [152]

Answer:

D

Explanation:

If a group of organs working together is called an organ system, and there are about 11 major body systems including the nervous system, the nervour system must be an organ system.

7 0
3 years ago
2. Why do we need carbohydrates ?Name three sources of carbohydrate in our food ​
sp2606 [1]

Answer:

Carbohydrates are the body's main source of energy. In their absence, your body will use protein and fat for energy. It may also be hard to get enough fibre, which is important for long-term health.

Carbohydrates are found in a wide array of both healthy and unhealthy foods—bread, beans, milk, popcorn, potatoes, cookies, spaghetti, soft drinks, corn, and cherry pie etc.

Explanation:

brainliest pls

3 0
3 years ago
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