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tatiyna
2 years ago
6

What structures are present in a bacterial cell, but not in a plant or animal cell?

Biology
1 answer:
Aneli [31]2 years ago
5 0

Answer:

nuclei, mitochondria and chloroplasts

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Which molecule is most commonly found covalently linked together to form in polymers of carbohydrates?.
katrin2010 [14]
Glucose monomers are found
5 0
2 years ago
Which two cellular organelles in eukaryotes have both electron transport systems and chemiosmotic mechanisms?
aalyn [17]

Answer:

Mitochondria and the chloroplast

Explanation:

Electron transport refers to the transfer of of electrons from electron donors to electron acceptors via a reduction-oxidation reaction.  

In the mitochondria the process is called Oxidative phosphorylation whereas in the Chloroplast it is called Photo-phosphorylation since it utilizes light.

Chemiosmotic mechanisms allow the movement of ions across a semi-permeable membrane down their electrochemical gradient.

In both mitochondria and chloroplast,have these mechanisms for the production of ATP .

7 0
3 years ago
Colony stimulating factors will result in A. platelet production B. fibrinolysis C. white blood cell production D. the productio
____ [38]

Answer:

(C). white blood cell production

Explanation:

CSFs (colony stimulating factors) are glycoproteins that activate intracelluar pathways and promote proliferation of hemopoietic stem cell to form immune cells (white blood cells).

CSFs are released in response to infection and interacts with blood stem cells to produce new immune cells. These resulting new immune cells create an army of cells to fight against the infection and provide immunity.

Thus, the correct answer is option (C).

7 0
3 years ago
HISTORICAL DATA QUIZ IN SCIENCE PLZZ HELPP ME BEEN HAVING A ROUGH DAY IF YOU COULD HELP I WOULD REALLY APPRECIATE ITT ASAPPP
Ivan

Answer:

c. Montana

Explanation:

Although many states have dinosaur sites, so far the states that seem to be the most prolific producers of fossils are Colorado, Utah, Wyoming, and Montana.

6 0
3 years ago
Whats the worst Zodiac sign and why?<br>Whats your Zodiac sign? <br>have a nice day ♡​​
mixas84 [53]

The rat. I don't know if you meant zodiac ANIMAL or astrology sign like aquaris for example. however the rat zodiac animal is defined as the weakest of all the zodiac animals.

Have a Merry Christmas,

Miri

3 0
3 years ago
Read 2 more answers
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