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
victus00 [196]
2 years ago
9

4 Which of the following elements is considered to be the building block of life?

Biology
1 answer:
coldgirl [10]2 years ago
3 0

Answer:

F oxygen

Explanation:

we need oxygen for respiration and hydration

You might be interested in
Can you put nail polish on the glitter parts of TY Beanie Boos?
Solnce55 [7]

Answer:

You can put whatever u want on it

Explanation:

3 0
3 years ago
Read 2 more answers
Immunoglobulins that attach to and sensitize mast cells and basophils are
Ugo [173]

Answer:

IgE

Explanation:

Immunoglobulins can be described as antibodies that are found in blood and other bodily fluids of humans and other vertebrate animals. And their major function is that they help identify and destroy foreign substances such as microbes such as bacteria and protozoan parasites.

They are known to be produced by produced by plasma cells (white blood cells).

Immunoglobulins are classified into five categories: IgA, IgD, IgE, IgG and IgM. And are distinguished by the type of heavy chain they contain. IgG molecules possess heavy chains known as γ-chains; IgMs have μ-chains; IgAs have α-chains; IgEs have ε-chains; and IgDs have δ-chains.

In this case, IgE is the immunoglobulin that attach to and sensitize mast cells and basophils.

6 0
4 years ago
What does carbohydrates give to the body
ankoles [38]
Carbohydrates give energy to the body.

Hope this helps!!
5 0
3 years ago
Which of the following statement is true of a semi-conservative model of replication?
Ratling [72]
Answer - A
Semi-conservative model of replication involves the replication of DNA in all the familiar cells in such a way that each newly synthesized daughter cell contains a double helix with one new strand and one old strand.

4 0
3 years ago
Read 2 more answers
Relative to prokaryotic cells, eukaryotic cells are usually ______. Relative to prokaryotic cells, eukaryotic cells are usually
liraira [26]

Answer:

Relative to prokaryotic cells, eukaryotic cells are usually larger and more complex.

6 0
4 years ago
Other questions:
  • How many years ago did the earth form?
    5·2 answers
  • Consider that the rate of enzyme activity is related to the slope of the line, δy/δx (the "rise" over the "run"), in μmol/ml • m
    15·1 answer
  • Which technology are environmental scientists using to track invasive species of carp without coming into contact with the fish?
    13·1 answer
  • True or False.
    15·2 answers
  • Some populations of the world, like Africa's, have high fertility rates of over 7.0. Explain one factor that contributes to this
    6·1 answer
  • Proteins made by the body that recognize a specific feature of the surface proteins of an antigen.
    5·1 answer
  • A cell begins to produce a new type of protein. This is most likely due to an alteration of the 1 point structure of the cell me
    15·1 answer
  • Describe one thing that you can actually do to reduce acid rain in our world?
    8·1 answer
  • If a population is evolving, the allele frequency ________
    5·1 answer
  • Please help me answer this!!!
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!