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Mazyrski [523]
3 years ago
5

Question 2 (Multiple Choice Worth 4 points)

Biology
1 answer:
lisabon 2012 [21]3 years ago
7 0

Answer:

B

Mutation is the ultimate source of genetic variation, but mechanisms such as sexual reproduction and genetic drift contribute to it as well Because prokaryotes are haploid, such a mutation immediately become part of the genetic makeup of the cell unlike eukaryotic diploids where a normal second copy of the gene usually protects the cell from the potentially lethal effect of such a mutation.

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Describe how to reduce the risk of harm from one hazard when using Benedicts solution?
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Answer:

Ingestion may cause nausea, vomiting, diarrhea, and abdominal pain. Skin contact may cause irritation and skin discoloration. Eye contact may cause serious irritation.

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3 years ago
answer these quiestons based on what you learned from the lesson. are a relatively small group of bacteria
vlada-n [284]

Answer:

The answers for the question are:

  1. Archaebacteria
  2. Eubacteria
  3. Shape
  4. Cocci
  5. Bacilli
  6. Spirilla
  7. Bacteria

Bacteria are little single-celled living beings. Microscopic organisms are found nearly all over on Soil and are imperative to the planet's biological systems.

  1. Archaebacteria - are a relatively small group of bacteria that thrive in extreme conditions
  2. Eubacteria - are a diverse group of bacteria that sometimes make us sick.
  3. Eubacteria are classified by Shape.
  4. Cocci -are round bacterial cells.
  5. Bacilli - are rod-shaped bacterial cells.
  6. Spirilla -are spiral-shaped bacterial cells.

Learn more about "Bacteria":

brainly.com/question/11959239

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6 0
2 years ago
3. What is the role of mRNA in expressing specialized structures?
Fiesta28 [93]

Answer:

MRNA ou RNA?

Explanation:

8 0
3 years ago
Certain elements, such as carbon and nitrogen, are recycled in nature and are released through the _________ of living things.
andrew11 [14]

Answer:

Decomposition

Explanation:

According to the carbon cycle when organisms die they decompose and release carbon.

Hope this helped!! :)

5 0
3 years ago
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Which molecules does a cell need from food to make these membrane
Yuliya22 [10]

Answer: The organic molecules required for building cellular material and tissues must come from food. Carbohydrates or sugars are the primary source of organic carbons in the animal body. During digestion, digestible carbohydrates are ultimately broken down into glucose and used to provide energy through metabolic pathways.

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