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Rashid [163]
3 years ago
13

Provide three reasons why the use of aseptic technique is essential when handling microbial cultures

Biology
1 answer:
elena-14-01-66 [18.8K]3 years ago
8 0
It is imperative to use aseptic techniques whe handling microbial cultures because aseptic techniques:
1. reduce contamination of your cultures from enviornment
2. reduce contamination/transfer of bacteria between different culture smears
3. helps to isolate a single microorganism to get a culture smear of
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it is an electrical conponents that limits or regulate the flow of electrical current is an electronic circuit​
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Resistor

An electrical component that limits or regulates the flow of electrical current in an electronic circuit


Hope this helps!
5 0
3 years ago
3. Explain why you cannot determine if you have sickle cell anemia by knowing your<br> blood type?
DIA [1.3K]
You can get sickle cell anemia with any blood type you have. The disease is also hereditary so it would have to be in your genetics before it is in your blood. And you might just have the trait. So this is why you cannot determined it by just knowing your blood type.
6 0
3 years ago
In humans, black hair (B) is dominant over red hair (b) and having six fingers (F) is dominant over having five fingers (f). Sal
Lera25 [3.4K]

Answer:

Genotype  & Phenotype  

BbFf  - 4  

bbFf - 4

Bbff - 4

bbff- 4

Phenotype  

BbFf – Black Hair with six fingers

bbFf – red hair with six fingers

Bbff – Black hair with five fingers

Bbff – red hair with five fingers

Explanation:

Given

Black hair allele is represented by "B"

Red hair allele is represented by "b"

Trait of having six fingers is represented by "F"

Trait of having five fingers is represented by "f"

Also , B is dominant over b and F is dominant over f

Genotype of sally having black hair and five fingers when her father has red hair is  Bbff

Genotype fo Bill having red hair and six fingers  when his mother had five fingers is bbFf

Bbff * bbFf

Bf         bf         Bf         bf

bF BbFf bbFf BbFf bbFf

bf Bbff         bbff         Bbff         bbff

bF BbFf bbFf BbFf bbFf

bf Bbff         bbff         Bbff         bbff

Genotype  & Phenotype  

BbFf  - 4  

bbFf - 4

Bbff - 4

bbff- 4

Phenotype  

BbFf – Black Hair with six fingers

bbFf – red hair with six fingers

Bbff – Black hair with five fingers

Bbff – red hair with five fingers

5 0
3 years ago
Scientists have used genetic engineering to produce new types of grains and vegetables. These grains and vegetables can live in
Nadya [2.5K]

Answer:

I think its B but im not 100% sure

Explanation:

3 0
2 years ago
What are synonyms for scientific law
Juliette [100K]

concise verbal or mathematical statement of a relation that expresses a fundamental principle of science, like Newton's law of universal gravitation.

6 0
3 years ago
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