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just olya [345]
3 years ago
9

In China, many people wear face masks while outside due to heavy air pollution. Which of these factors will most likely reduce a

ir quality and could be responsible for breating problems?
A. Coal stoves
B. Garbage landfills
C. Lawn fertilizers
D. Medical waste
Biology
1 answer:
Studentka2010 [4]3 years ago
3 0

Answer:

A. Coal Stoves

Explanation:

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Guys im stuck on this question
vladimir2022 [97]

Answer:

D

Explanation:

once again sorry if you get it wrong but we were learning about mutations in class so i think so

ehehe

8 0
3 years ago
In the F2 generation of Mendel’s crosses
irina1246 [14]

In the f2 generation of mendel's crosses, all plants had the dominant trait,all plants had both the dominant and recessive alleles. one in four plants had two alleles for the recessive trait.

3 0
3 years ago
In the Gram-stain procedure, Gram-negative, but not Gram-positive, cell wall structures are decolorized because
Elan Coil [88]

Answer: because the structure of their cell wall is unable to retain the crystal violet stain

Explanation:

Due to differences in the thickness of a peptidoglycan layer in the cell membrane between Gram-positive and Gram-negative bacteria, Gram-positive bacteria (with a thicker peptidoglycan layer) retain crystal violet stain during the decolorization process, while Gram-negative bacteria lose the crystal violet stain

5 0
2 years ago
A ______ Membrane allows some, molecules to cross​
krok68 [10]

Answer:

Cell theory

Explanation:

Also known as the cell membrane.

8 0
3 years ago
Read 2 more answers
How does the process of Dna replication allow for information to be retained and transfered?
bezimeni [28]

Answer:

The process of DNA replication allows for information to be retained that same way as a Flash drive does files. It copies them, and downloads them somewhere else, while keeping them on the drive until terminated. I don't know if this answered your question the way you wanted, but this is how my teacher expalined it in like the 5th grade

7 0
3 years ago
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