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pochemuha
3 years ago
12

A good hypothesis is more than a guess because it

Biology
1 answer:
soldi70 [24.7K]3 years ago
3 0
I believe it's an educated guess
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What is the name of the unique area (specific region) that a lymphocyte recognizes and binds to?
AlladinOne [14]

Answer:

a. antigen

Explanation:

The Immune system is composed of immune cells  that  defend the body against foreign substances such as bacteria or virus. Lymphocytes (B and T cells) are one of the main immune cells

Lymphocytes have the ability to recognize and bind to antigens, wich are substances foreign to the body ( i.e bacterial or virus elements) that evokes an immune response.

6 0
3 years ago
What are the skeletal difference between a biped and a quadruped?
Allushta [10]
To see the difference between <span>biped and a quadruped,</span> let's compare the skeletons of the man (biped) and the horse (quadruped):

*The man has the bigger pelvis: he has to bear the weight of the body.*The scapula is smaller.*The bones of the hind leg bigger.*The forearms more mobile.*The man has the spine that attaches under the skull.*And the tail that has completely regressed.
the man has adapted to standing and biped (he walks on 2 feet): his hind legs are reinforced.
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3 years ago
How many years did it take to double between .5 billion and 1 billion?
finlep [7]

Answer:

2

Explanation:

you take 1 billion and divide it by 0.5 and to check your work you would take your answer and multiply it by 0.5

8 0
3 years ago
Suggest why redox indicators highlight aerobic respiration.
spayn [35]

Answer:

Cellular respiration involves many reactions in which electrons are passed from one molecule to another. Reactions involving electron transfers are known as oxidation-reduction reactions (or redox reactions).

6 0
3 years ago
Which describes gas exchange in the respiratory system?
hichkok12 [17]

Answer:

The alveolar membrane- is where gas exchange between the blood and the atmosphere takes place. The gas molecules must diffuse across the alveolar epithelium and the capillary endothelium. ... Thus, the alveolar surface (as well as the respiratory bronchioles) have no cilia or mucus layer.

Explanation:

hope it helps =)

4 0
3 years ago
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