<span>Compound Microscope
Compound microscope is commonly used in the schools and colleges.
It comes under the category of microscopes used in biology.
It has two lenses namely the objective lens and the ocular lens.
It provides a magnification of 1500X.
Eyepiece lens is of 10X or 15X power.
It is used to observe bacterial, protozoa, various cells, etc.
</span><span>Dissecting Microscope
It is also called stereo microscope.
Its magnification power is less than the other microscope.
It gives a 3 dimensional picture.
Due to the low magnifying power they are used to observe little bigger objects than other microscopes.
They are used in the surgeries, dissection, forensic science etc.</span>
Reduces carbon monoxide emissions from gasoline and improves fuel octane
Answer:
A - 1/4
B - 1/2
C- 1/8
Explanation:
The complete question is
Diane has type A blood and Darryl has type B. They have a son Duane with type A blood and a daughter, Dora, with type B blood. If they have another child, what are the chances that it
A. Will have type AB blood?
B. Will be a girl?
C. Will be a boy with type O blood?
A.
Let the genotype of Diane be AO
Daryl can have genotype BO
AO * BO
AB, AO, BO, OO
Probability of having AB blood group is 1/4
B.
1/2
C
1/2 * 1/4 = 1/8