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
docker41 [41]
3 years ago
7

Which statement best describes how the structure of the alveoli allows the lungs to function properly

Biology
1 answer:
zlopas [31]3 years ago
8 0

Out of the following given choices;

a. they increase the amount of energy transferred from the lungs to the blood

b. they increase the flexibility of the lungs as they expand during inhalation

c. they increase the volume of the lungs, allowing more oxygen to be inhaled

d. they increase the surface area of the lungs, allowing the efficient gas exchange

The answer is D. Due to their microscopic nature, they are numerous in the lungs and are also circular-shaped so as to increase the surface area for gaseous exchange. Other characteristics of alveoli that increase gas exchange are that they thinned-walled (with only a layer of cells) and moist.






You might be interested in
The function of the eardrum in the middle ear is to
kramer

The answer is B- Vibrate <span>with the frequency of the received sound.</span>
7 0
3 years ago
Read 2 more answers
Soon after the island of Hawaii rose above the sea surface (somewhat less than 1 million years ago) and organisms colonized the
Readme [11.4K]

Answer:

Let's complete the question by adding the options to it

A) genetic bottleneck.

B) sexual selection.

C) habitat differentiation.

D) founder effect.

The RIGHT ANSWER IS D)

D) founder effect.

Explanation:

The founder effect refers to a loss in genetic variation due to formation of a new population from few number of individuals out of a larger population.

4 0
3 years ago
Why copper is much more expensive than iron?
Andreyy89
Because its is a bit more rare than iron . 
4 0
3 years ago
Read 2 more answers
TRUE OR FALSE<br><br> Both animal and plant cells use cellular respiration to make energy.
Radda [10]

Answer:

It's responsible for cellular respiration in both plants and animal cells. The difference is that plants also have chloroplasts that perform photosynthesis. Animals get their energy by eating food, digesting it, and turning it into the base sugars, proteins, and lipids that the cells can burn to perform cellular respiration (which makes ATP).

Explanation:

Hope this helps!!!!

-BB

3 0
3 years ago
The amount of heat required to change the temperature of 1 g of a substance by 1°C is defined as .
yaroslaw [1]
I think the answer you are looking for is calorie with a lowercase "c". However the substance should be water.
8 0
3 years ago
Other questions:
  • Please help me out with this question I don't know what to put.<br>I AM FLIPPING OUT HERE!!!
    9·1 answer
  • Which of the following is not a reason plants need to consume water
    15·2 answers
  • A hacker stood outside a building and spun up a wireless network without anyone's knowledge. At that point, the hacker was able
    8·1 answer
  • 1.Explain the energetic constraints that prohibit prokaryotes from getting larger than they are. Be sure to explain the implicat
    8·1 answer
  • Someone help me with this plz
    8·1 answer
  • The diameter of the diagram is 35 mm.
    5·1 answer
  • Ocean currents store energy and help to distribute heat and
    12·1 answer
  • Green plants,unlike animals can:
    7·2 answers
  • Regarding a cast placed around a fractured leg in which extensive tissue damage has occurred: Why might this cast be too tight a
    7·1 answer
  • The continental crust is:
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!