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
Kisachek [45]
2 years ago
15

Which two elements make up the most

Biology
1 answer:
Dmitriy789 [7]2 years ago
7 0

Answer:

C. H and O

Explanation:

Almost 99% of the human body's mass is made up of six elements: oxygen, carbon, hydrogen, nitrogen, calcium and phosphorus, in that order.

Element   Symbol   % in body

Oxygen       O              65.0

Coal             C               18.5

The human body is composed of 60% water, that is, H2O.

You might be interested in
"the ________ is the deep groove that separates the brain into two halves."
yKpoI14uk [10]
The biggest part of our brain, the cerebrum is separated into two halves, the left and the right hemisphere by a deep groove that is called the l<span>ongitudinal fissure or</span> cerebral fissure. 
The hemispheres are connected by a bundle of nerve fibers called the corpus callosum in order to enable communication between the two of them, as their communication is necessary for various cognitive functions of the brain. 
7 0
2 years ago
Distilled water has a pH of 7. Milk has a pH of 6. Therefore, milk is: A. 10 times less acidic than distilled water. B. half as
lina2011 [118]

Answer:

(C) 10 times more acidic than distilled water.

Explanation:

The pH scale is logarithmic, meaning a pH difference of one is a difference of 10 times.

8 0
2 years ago
David brought home a leaf cutting from a plant. He potted the cutting, and it grew into a full plant. What can you conclude abou
Arlecino [84]
Uh...that it will have the same genetic makeup as the plant it came from? or that it's asexual? dont really know what u need here.
3 0
2 years ago
Read 2 more answers
Who is structure occurs in meiosis but not mitosis
lana [24]

Answer:

Crossing over occurs in meiosis but not in mitosis

Explanation:

Miosis is a process in which diploid cell  becomes a haploid cell.which is essential for sexual reproduction In mitosis the daughter cells are identical whereas in meiosis the daughter cells are different due to crossing over.the process of crossing over does not occur in mitosis.

8 0
3 years ago
Identify the terms described by selecting the correct word from the drop-down menu.
vredina [299]
Land takes up mass and so does the water
3 0
3 years ago
Read 2 more answers
Other questions:
  • What organelles would be found in large numbers in a muscle cell
    8·1 answer
  • What are the distinguishing characteristics of a cell undergoing mitosis during the late stages of prophase?
    13·1 answer
  • Which cell would doctors conclude is a cancerous mass?<br><br> A. A<br> B. B<br> C. C<br> D. C
    9·1 answer
  • Which electrons have the most energy in an atom?
    15·2 answers
  • Which vitamin can be synthesized in significant amounts by humans and, therefore, may NOT be essential
    10·1 answer
  • A population crisis usually occurs in a country that has:
    7·1 answer
  • The women has had two miscarriages. What is the chance that she could have a normal child? a. The chance of a normal child is ap
    6·1 answer
  • If there are five trophic levels, and at the bottom level (producers) 830,000 calories are available? How many calories are avai
    9·1 answer
  • How does species interaction encourage or slow changes in species ?
    15·1 answer
  • Select all that would have the least impact on the rate of aerobic respiration?​
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!