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cluponka [151]
3 years ago
5

Which explains the relationship between the respiratory system and the circulatory system in an organism?

Biology
1 answer:
mihalych1998 [28]3 years ago
8 0

A. The respiratory system takes in oxygen. The circulatory system delivers the oxygen to cells.

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Superoxide turns toxic to cell membrane by association with free radical of ________.A) Nitric oxideB) Hydrogen peroxideC) Sulfu
lutik1710 [3]

Answer:

Nitric oxide.

Explanation:

Superoxide may be defined as the compounds that contain the superoxide anions like oxygen anion (O2-). This is also known as the reactive oxygen species.

These anions are generated by the immune system to kill the pathogens. These superoxide include the species like NO, NO2. These super oxide anions are toxic to the cell membrane and also plays an important role in the process of ageing.

Thus, the correct answer is option (A).

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3 years ago
Name the scientists who proposed the cell theory
makvit [3.9K]

The scientists who were credited in the  proposal of the cell theory is Matthias Schleiden and Theodor Schwann.

7 0
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Answer:

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5 0
4 years ago
Because bacterial lps is both hydrophilic and hydrophobic, a specialized transporting system, _____, is required for membrane tr
gtnhenbr [62]

The correct answer is a. Lpt.

LPS is lipopolysaccharide located in the outer membrane (OM) of the unique lipid bilayer ofGram-negative bacteria. Gram-negative bacteria containins Lpt or the lipopolysaccharide transport systems which is responsible for transporting LPS. It consists of seven known LPS transport proteins.


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What do scientists use to recreate the process of energy production in the sun?
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Solar power and wind mills to generate electricity.
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