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slamgirl [31]
4 years ago
8

Does covering your mouth with cloth protect you from chemicals

Biology
1 answer:
Hoochie [10]4 years ago
8 0
No, though if you want to be 100% safe, use a special mask, but if you don't have one just a cloth or scarf will let you to be safe for about 1 hour
You might be interested in
Mom is a dominant purebred for big feet. Dad is a hybrid for foot size. What are their chances of big feet? Or little feet? _ ou
Vika [28.1K]

Answer:

Parent´s chances:

  • Mom´s chances of giving their children the big feet allele are 2 out of 2, or 100%
  • Mom´s chances of giving their children the small feet allele are 0 out of 2, or 0%
  • Dad´s chances of giving their children the big feet allele are 1 out of 2, or 50%.
  • Dad´s chances of giving their children the small feet allele are 1 out of 2, or 50%

Offspring chances:

  • The offspring have 4 out of 4 or 100% of probability of having big feet. And 0 over 4 or 0% of probabilities of having short feet.

Explanation:

Due to technical problems, you will find the complete answer and explanation in the attached file

Download pdf
7 0
3 years ago
In a sample population of people, 36% have the recessive trait of "free" earlobes (q2). What is the frequency of the dominant al
ICE Princess25 [194]

Answer:

Explanation

Given that 36% are recessive in traits

100-36 = 64% for dominant traits considering a whole population to be 100%

P=dominant allele

q= recessive allele

P2= dominant genotype

q2= recessive genotype

according to hardyweinberg principle, p+q=1

64/100= 0.64 frequency for dominant traits or genotype, therefore

p2=0.64

then

P=√0.64

p= 0.8

Therefore, dominant allele frequency (p) for the population is 0.8

4 0
3 years ago
The first one will be the brainest
just olya [345]
<h2>Cell Analogy</h2>

Explanation:

  • Nucleus: Parents

As we see that parents control everything in the house. Similarly,the nucleus controls everything in the cell.

  • Cell membrane: Door

A door is analogous to the cell membrane because it allows people come and go. Similarly,the cell membrane in a cell can allow certain things to enter and exit.

  • Cytoplasm: Air

The cytoplasm fills the space in a cell. It is similar to air which is filled everywhere in the house.

  • Nuclear membrane: Security guard

The nucleus in a cell is protected by nuclear membrane. The nuclear membrane is analogous to secuity guard. As people in a house are protected by security guard, similarly nucleus is protected by nuclear membrane.

  • Endoplasmic reticulum: Hall ways

Endoplasmic reticulum transport things to other places in the cell. It is similar to hallways which help us to reach different places in the house.

  • Golgi bodies: Car

The golgi bodies modify,sort and package proteins.

It send them to other parts of the cell when needed.

It is similar to a Car which transports people and can store stuffs.

  • Mitochondria: Stove

The mitochondria in a house is analogous to Stove as it breaks down nutrients and turns them into energy. Similarly, the Stove in our house, cooks foods and it is converted into energy when consumed.

  • Ribosomes: Kitchen

The ribosomes are a cell structure that make protein. It is same as a kitchen in our house where people make food or proteins.

7 0
3 years ago
Please help on #4 . I’ll mark you as brainliest if correct (you can mark more than 1)
alukav5142 [94]

Answer:

genes

Explanation:

genes determine your body;s characteristics such as hair color or their eye color.

4 0
3 years ago
PLEASE PLEASE ANSWER FAST PLEASE
Kisachek [45]

Answer:

The most common myths are:

- C0vid2019 vaccines cause autism  

- C0vid2019 vaccines may modify your DNA

- C0vid2019 vaccines are unsafe

Explanation:

The most common myths associated with C0vid2019 vaccines are:  

1- C0vid2019 vaccines may cause autism: In 1998, Andrew Wakefield and colleagues published a controversial study in the Lancet where they suggested that the measles, mumps, and rubella (MMR) vaccine may cause autism in some children. However, it has been showed that this study was based on erroneous statements and therefore this publication was retracted.

2- C0vid2019 vaccine may modify your DNA: it has been suggested that vaccines based on viral vectors (e.g. adenoviruses) and mRNA vaccines may modify the DNA of cells. This statement is false because these technologies cannot alter the DNA sequence. These vaccines are based on the production of an mRNA sequence that is translated into a viral protein (spike protein) which triggers an immune response

- C0vid2019 vaccines are unsafe: some people believe that C0vid2019 vaccines are unsafe because they were developed quickly. However, this statement is false because all vaccines (including C0vid2019 vaccines) need to follow rigorous safety standards to be approved by governmental agencies (i.e., they approved all clinical trials).

4 0
3 years ago
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