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ddd [48]
2 years ago
14

What is the function of the respiratory zone?

Biology
1 answer:
Colt1911 [192]2 years ago
3 0
The respiratory zone is the site of 02 and CO2 exchange with the blood;
site of gas exchange.
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Which of the enzymes below can synthesize and proofread a dna sequence?.
Lostsunrise [7]

Answer:

exonuclease

Explanation:

According to Oxford Languages, exonuclease is:

an enzyme which removes successive nucleotides from the end of a polynucleotide molecule.

7 0
2 years ago
According to the cladogram, which characteristic was used to separate bony fish from amphibians?
noname [10]

Answer:

(D). lungs

Explanation:

Cladograms are diagrams that show cladistic relationship between organisms of different species on the basis of their characteristics. The cladograms may include characteristics to make two organisms different from each other.  

In given cladogram, characteristic that separates bony fish from amphibians is 'lungs', as lungs are absent in bony fishes, while present in amphibians.

Thus, the correct answer is option (D).

 

3 0
2 years ago
Read 2 more answers
What are the two main differences between capillaries in the periphery and capillaries surrounding the brain
Lorico [155]

Answer:

The options are not given but they are gotten from another websites.

A. Capillaries surrounding the brain have no pores and are surrounded by membranes of astrocyte cells.

B. Capillaries surrounding the brain have pores and are surrounded by membranes of astrocyte cells.

C. Capillaries surrounding the brain have no pores and are not surrounded by membranes of astrocyte cells.

D. Capillaries surrounding the brain have pores and are not surrounded by membranes of astrocyte cells.

The correct answer is option A.

Capillaries surrounding the brain have no pores and are surrounded by membranes of astrocyte cells.

Explanation:

Capillaries surrounding the brain have no pores and are surrounded by membranes of astrocyte cells because

Capillaries are tiny blood vessels in the circulatory system that connect aterioles to venules. They are the most abundant or they are much blood vessels. They can penetrate the tissues of the body which allow passage of food nutrients, oxygen in the body thereby allowing exchange of nutrients and oxygen between the body tissues and the blood.

Capillaries surrounding the brain have no pores and are surrounded by membranes of astrocyte cells while capillaries in the periphery Capillaries surrounding the brain have pores and are not surrounded by membranes of astrocyte cells.

8 0
3 years ago
A(n) resistance is an unusually high occurrence of a disease in a certain place during a certain time period.
prohojiy [21]

The correct answer is False. The correct word is Epidemic and not resistance. 
An abrupt decrease in a host immunity of a pathogen or newly emerging novel pathogen that is found in the endemic equilibrium with the exceeded transmission threshold is where an epidemic occurs. 
7 0
3 years ago
Why do composite cone volcanoes have the most violent eruptions?
Aloiza [94]

Answer:

bc it has cities surrounding it

Explanation:

7 0
3 years ago
Read 2 more answers
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