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dangina [55]
3 years ago
12

Researchers are conducting a study to determine the effects of vitamin d on the human body. the study involves providing pills t

hat contain vitamin d to one group of human subjects and pills that do not contain the vitamin or other active ingredients to another group of people. the pills that do not contain vitamin d are
Biology
1 answer:
lisabon 2012 [21]3 years ago
3 0
It's called a placebo basically sugar pills.
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What is meaning of semenation ​
Kaylis [27]

Answer:

I think you have spelt it wrong, it is cementation

Explanation:

Definition of cementation

1 : a process of surrounding a solid with a powder and heating the whole so that the solid is changed by chemical combination with the powder. 2 : the act or process of cementing : the state of being cemented.

6 0
2 years ago
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In humans, the allele for the dimple trait is dominant over the allele for the non-dimple trait, and the allele for the cleft ch
gayaneshka [121]

Answer:

Probability of Dimples and a cleft chin among their offspring = 1/4

Probability of no dimples and a non-cleft chin = 1/4

Explanation:

the allele for the dimple trait D is dominant over the allele for the non-dimple trait d.

the allele for the cleft chin trait C is dominant over the allele for the non-cleft chin trait c.

Mr. Smith has heterozygous alleles for both traits.

Mrs. Smith does not have dimples, nor does she have a cleft chin

Mr Smith DdCc x. ddcc

Probability of Dimples and a cleft chin among their offspring = Dd x dd = 1/2

Cc x cc = 1/2 = 1/2*1/2 = 1/4

Probability of no dimples and a non-cleft chin = Dd x dd = 1/2, Cc x cc = 1/2 = 1/2*1/2 = 1/4.

7 0
3 years ago
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What is the difference between a robbery and a burglary? a robbery involves a face-to-face confrontation?
Kitty [74]
A burglary is something planned and detailed thoroughly (breaking into a bank). a robbery is something kind of wreck less (robbing a gas station)
7 0
3 years ago
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Which of the following is a result of burning fossil fuels for energy?
gladu [14]

Answer:B. All of the above

Explanation: Fossil fuels do generate electricity. Example burning coal

Acid rain is cause by Sulfur dioxide. Sulfur dioxide is produced from powerplants.

When you burn Fossil fuels it increases the atmospheric Co2.

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The sun and the objects traveling around it is called?
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The Solar System. Contains of the Sun, the planets, and other things orbiting the sun<span />
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