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BaLLatris [955]
2 years ago
13

The complex external covering composed of two or three layers found on the majority of bacteria is termed the cell Multiple choi

ce question.
Biology
1 answer:
Sloan [31]2 years ago
3 0
Fimbriae, flagella and pili are all examples of blank structures found in some bacteria.
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The process of biological evolution often allows humans to survive consistent environmental stresses that occur across multiple
dexar [7]

Answer:

The ability to produce sweat to cool their bodies.

Explanation:

Evolution may be defined as the change in the the characteristics of the species with respect to time. The process of the natural selection plays an important role in evolution.

As the humans are living in hot and dry areas, this allow the change in their physiology and genes that help them to survive according to the environment. The humans produce more sweat. They have well developed sweat glands. These glands help in the production of sweat that ultimately causes cooling in their body.  

6 0
4 years ago
Please help me answer this question. I have a huge test tomorrow and I don't know the answer.
Dahasolnce [82]

Answer:

is that what your lookin for

Explanation:

The different types of the ecosystem include:

Terrestrial ecosystem.

Forest ecosystem.

Grassland ecosystem.

Desert ecosystem.

Tundra ecosystem.

Freshwater ecosystem.

Marine ecosystem.

3 0
3 years ago
Which group of microorganisms is most likely to spoil a freshwater trout preserved with salt? A) Psychrophiles B) Facultative ha
Naddika [18.5K]

The right option is; B. Facultative halophiles  

Facultative halophiles are the group of microorganisms that is most likely to spoil a freshwater trout preserved with salt because they can survive, grow and reproduce in extremely salty environments. Facultative halophiles can also survive and reproduce at not-high salt concentrations as they do not rely on high salt concentrations for growth. Examples of facultative halophiles are Staphylococcus aureus and Streptococcus spp.

3 0
3 years ago
Exposure to certain environmental toxins, such as pesticides, may reduce fertility in males by interfering with their ability to
damaskus [11]

Answer:4

Explanation: i’m smart

7 0
3 years ago
Read 2 more answers
5.
lord [1]

Answer:

A . proteins can take a variety of shapes, and nucleic acids tend to form linear chains

Explanation:

Proteins are consist of 50 and 2000 amino acid long and can take variety of shapes in living organisms. Two types of proteins that found in living cells are globular proteins and fibrous proteins and they have different shapes. Example of  globular protein is hemoglobin and fibrous proteins are hair and nails, and collagen.

Nucleic acids  tend to form linear chains from the monomers called nucleotides. Nucleotides have three components:  nitrogenous base. phosphate group, and pentose sugar (5-carbon sugar) that together forms a definite linear shape. It is found in DNA of living organisms.

Hence, the correct option is "A . proteins can take a variety of shapes, and nucleic acids tend to form linear chains".

6 0
3 years ago
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