............................ In this case, the statement that people who exercise for an hoour may have lower cholesterol level is HYPOTHESIS. ....................... The cholesterol level would be the DEPENDENT VARIABLE.
An hypothesis refer to a proposed statement based on prior knowledge, which is used as a starting point in scientific experimentation.
In scientific experiments, there are always two variables, independent and the dependent variable. The independent variable is the variable that is changed or controlled in a scientific experiment in order to determine its effects on the dependent variable.
Answer:
The correct answer would be A). They will all be blue.
Genotype of the parents are BB and bb.
As both are homozygous in nature so, each will produce only one type of gamete.
BB will produce gamete B and bb will produce b as its gamete.
The cross will results in the production of offspring each with genotype Bb.
We know that blue is a dominant trait and thus it will be expressed in heterozygous condition (Bb).
Hence, all offspring would be blue in color.
C)Fossil Aging, I think...
....Hope it helps, have a good rest of the day:)
Explanation:
Maby go through the lesson by your self cuz im just a middle schooler
Answer:
The nucleus at the central part of the cheek cell contains DNA. When a drop of methylene blue is introduced, the nucleus is stained, which makes it stand out and be clearly seen under the microscope.
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