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
bekas [8.4K]
3 years ago
14

1. The mechanism of breathing – how do inhalation and exhalation actually occur.

Biology
1 answer:
Masteriza [31]3 years ago
6 0

When the air pressure within the alveolar spaces falls below atmospheric pressure, air enters the lungs (inspiration), provided the larynx is open; when the air pressure within the alveoli exceeds atmospheric pressure, air is blown from the lungs (expiration).

You might be interested in
In the boxes below, fill in the appropriate neuron parts, structures, or functions.
dolphi86 [110]
Here is you answersjshehebdbdhhdd

3 0
3 years ago
Students observe woodchucks in their area. In the summer, students observe that woodchucks eat a lot of plants. In the winter,
andriy [413]

Answer:

The correct answer is - B. Woodchucks hibernate to survive the winter.

Explanation:

Many mammals such as groundhog or also known as woodchucks hibernate during winter in order to survive winter. Hibernation is the process or state of minimal activity during a particular time of the year characterized by low body temperature, slow heart rate, and low metabolic rate.

Woodchucks are become less active and remain in their burrow and seen very little during the winter and stay like this till late winter or early spring.

4 0
3 years ago
Pls help me.Am I right ?
stepan [7]
Ummmm believe u r right
4 0
3 years ago
Read 2 more answers
A student sets up a controlled experiment to test the effect of a fertilizer on plant growth. They use 2 tomato plants, one is g
vivado [14]

<em>The First one is 2, The answer to question 2 would be: Gene Splicing or Cloning</em>

<em>First, the gene that makes insulin is cut from human cells. After having the insulin gene, the scientist will put it inside bacteria so the bacteria will produce human insulin. This was called gene splicing. </em>

<em>Then the bacteria have insulin genes, the bacteria will be cloned to make multiple colonies of same bacteria. This phase called cloning. </em>

<em>and the last one 2, mitochondria.</em>

<em></em>

<em>Hope This Helps! :)</em>

<em>QuezoMartiinez <3</em>

8 0
3 years ago
What are the requirements for photosynthesis to occur, and what is the role of ATP in this reaction?
vesna_86 [32]
The answer is water, oxygen, and chemical energy are required, and ATP is changed to ADP.
Photosynthesis occurs in the leaves of green plants. During photosynthesis, carbon dioxide and water are converted into glucose and oxygen using the energy of sunlight. Sunlight energy is converted into chemical energy stored in carbohydrates. For this process, ATP is used and, thus, changed to ADP.
3 0
3 years ago
Other questions:
  • Which statement is true about folding in sedimentary rock layers?
    5·2 answers
  • Some viruses consist only of a protein coat surrounding a nucleic acid core. If you wanted to radioactively label the nucleic ac
    11·1 answer
  • Which of these elements is rarely found in organic molecules?
    14·1 answer
  • Monosaccharides are aldehyde or ketone derivatives of straight-chain hydroxy alcohols that have at least 4 carbon atoms.
    13·1 answer
  • Which BEST describes why the hatchet fish has been able to survive?
    15·2 answers
  • Choose the words to complete the paragraph below. are ecosystems that are similar, such as the desert. , the number of species w
    11·2 answers
  • During cellular respiration the largest amount of ATP is generated in
    7·1 answer
  • Below is the base sequence on one side of a DNA molecule. What would the complimentary side of this strand of DNA read? ATC TCA
    12·1 answer
  • The biological levels of organization range from a single cell all the way up to the biosphere in a highly structured hierarchy.
    15·1 answer
  • Soil nutrients are important to photosynthesis because they_____.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!