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
MArishka [77]
3 years ago
10

PLEASE HELPPP! THANK YOU!

Biology
1 answer:
stepan [7]3 years ago
3 0

Answer:

The circulatory and respiratory systems absorb oxygen from the air and transfer it to all parts of the body while absorbing carbon dioxide from the body and releasing it into the air. When a person inhales, the lungs expand and fill with fresh air.

Explanation:

You might be interested in
Resistance to antibiotics results from variations in the genetic code of streptococcus pneumoniae. Which type of molecule encode
Jobisdone [24]

Answer: nucleic acid  I believe

Explanation:

7 0
3 years ago
What is the name for a large region with consistent organisms and weather?​
Helga [31]

Answer:

a population or community.

Explanation:

7 0
3 years ago
Many present-day animal phyla appeared suddenly in fossils formed 535-525 million years ago, during the paleozoic era of the pha
frez [133]

The correct answer is - No.

The Cambrian explosion is a term used for the big and rapid diversification of the animal species, but it is not the period in which the animal life started. The animal life started in the period between 620 and 550 million years ago, in what is known as the Vendian Period. In the Vendian Period, the first complex animal organisms appeared, started to develop and evolve, though it is not a period where there was a high diversification of the species. The later Cambrian Period provided better living conditions, and that resulted in a so called ''explosion of life'', which resulted in much more new species developing and evolving.

8 0
3 years ago
Why do scientists want to classify protists into a different group
timama [110]
Because protists have traits that are similar to animals, plants, and fungi. Some protists have a mixture of all three. The three types of protists are Slime Molds, Algae, and Protozoans.

I hope this helped ^_^ 

~Renee 
3 0
3 years ago
What is the Largest Organism?
Kitty [74]
The largest organism is Fungi in Oregon (IT'S LIVING) and it covers roughly around 2,000 acres <span />
5 0
3 years ago
Read 2 more answers
Other questions:
  • Cutting down vast tracks of rain forest may result in a loss of all the following environmental effects, except which one?
    6·2 answers
  • ____ is powered by free energy
    11·2 answers
  • Sally has been tested positive for an infectious disease and does not have any signs or symptoms. sally is known to be a​ ______
    8·2 answers
  • What are the abbreviations for a teragram, a nanosecond, and a kiloliter, respectively? enter the abbreviations, separated by co
    15·1 answer
  • Viruses share several characteristics with living organisms.
    8·2 answers
  • 1. Which of these describes the role of DNA in a cell? *
    5·1 answer
  • What controls the mass of an atom
    14·1 answer
  • Which of the following is found in the 'rungs' of a DNA strand?
    8·1 answer
  • 1. Why don't most people know how to start a fire without matches
    5·1 answer
  • If a root cap was damaged, how might this negatively affect the plant? Explain your reasoning.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!