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
strojnjashka [21]
2 years ago
11

Why do we need blood?

Biology
1 answer:
Jet001 [13]2 years ago
5 0

Answer:

So that the heart can pump oxygen to our brain and to our entire body. Blood also has nutrients that helps our body keep on working. White blood cells help fight diseases and infections that are harmful to the human

Explanation:

You might be interested in
Select the sentence from the article that suggests that a metamorphic rock was once another type of rock.
sergeinik [125]
I’m pretty sure the answer is B
6 0
2 years ago
Read 2 more answers
The current system used for naming organisms was developed by who?
Alja [10]
Carolus Linnæus

<span> Taxonomy, responsible for many scientific classifications and influences in various field of life sciences or biology.  Evidences that Taxonomy uses to group or categorizes species range from </span><span><span>
1.       </span>"Fossil Records</span> <span><span>
2.       </span>Comparative anatomy</span> <span><span>
3.       </span>Comparative embryology</span> 
4.       Biochemical information <span><span>
5.       </span>Cellular structure</span> <span><span>
6.       </span>Behavior</span>" 
<span>We also suggest that taxonomy has played various roles mainly in many aspects in Zoology, Botany, Anatomy and Physiology –aspects that include animal and human structures and functions. As the biotic community is so diverse it is classified to Biodiversity and the existence of properly assorting by set standard.<span> </span></span>

7 0
3 years ago
A leading cause of blindness in the world today (excluding accidents) is a dietary deficiency of question 27 options: vitamin
Yuliya22 [10]
Well, the answer is A.) Vitamin A 
8 0
3 years ago
What is the functional unit of the nervous system
Serga [27]
The neuron, or nerve cell, is the basic functional unit of the nervous system
5 0
3 years ago
What type of molecule is water?<br>di-polar <br>non-polar <br>polar
MA_775_DIABLO [31]
Its is polar, meaning it has a positive and negetive end
7 0
3 years ago
Read 2 more answers
Other questions:
  • What are the reactants of water(it says there is two reactants just don’t know what they are
    10·1 answer
  • You have bandaged a victim's lacerated elbow. Blood is still soaking through the dressing and bandage. What should you do?
    8·1 answer
  • The effect of an antibiotic, antiseptic or disinfectant on bacteria growth is gauged by what measure? Group of answer choices
    13·1 answer
  • Are all cell parts necessary for the cell to survive?
    8·2 answers
  • Throughout history which of these is an impact associated with agriculture?
    11·1 answer
  • Why is a cap added to mRNA, but not to tRNA or rRNA? Transfer RNA and rRNA exhibit complex structures with double stranded regio
    7·1 answer
  • The mesozic era includes the _______________ period​
    14·2 answers
  • What day of the year marks the start of the spring season in the Northern Hemisphere when day and night are both about 12 hours
    6·2 answers
  • What is formed first when carbon dioxide dissolves in water?
    5·2 answers
  • What does the graph show the rate of temperature change over time?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!