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What is a dominant allele?

An allele that has the same effect on the phenotype whether it is present in homozygous or heterozygous state. Dominant alleles mask the effect of recessive alleles.
MR
Answered by Mani R. • Biology tutor
7280 Views

How to approach an essay question?

For the purpose of my explanation, I will use this sample essay question taken from the OCR F663 June 2013 paper: "Gloucester is no less than a tragic figure than his king" By considering the role ...
JL
6818 Views

How do you know when to use the imperfect tense and when to use the perfect?

The imperfect tense is used for an action that was ongoing in the past (Je lisais un roman = I was reading a novel). These verbs are often incomplete, hence, imperfect. An example of this is the sentence:Je ...
ML
Answered by Matthew L. • French tutor
3351 Views

On a day with no wind, a large object is dropped from a tall building. The object experiences air resistance during its fall to the ground. State and explain, in terms of the forces acting, how the acceleration of the object varies during its fall.

As the object is released two forces act on it.Its weight and and air resistance. At this point its weight is much greater due to the force of gravity on the object so it accelerates downward. As its speed i...
AY
26121 Views

Is a range of media important in my coursework and exam portfolio?

Students tend to misinterpret the learning outcome of experimentation and usually look at it as just testing out diffrent ideas. This is wroung as experimentation is up to the artist and requires a wide rang...
AY
Answered by Abdulmuminu Y. • Art tutor
7821 Views