science
Grade-12
Easy
Question
What do we use pedigrees for?
- To look at families
- To make determinations about the offspring
- To track traits in families
- Nothing
Hint:
Track traits
The correct answer is: To track traits in families
- We use pedigrees to track traits in families.
Related Questions to study
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In a heterozygous genotype, the _____ allele takes over in the phenotype.
In a heterozygous genotype, the _____ allele takes over in the phenotype.
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Aa, DD, Bb, yy are all examples of _______.
Aa, DD, Bb, yy are all examples of _______.
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Dominant alleles are represented by a_____.
Dominant alleles are represented by a_____.
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The variety of skin color in humans comes about partly because more than 4 different genes control this trait. This is an example of _______.
The variety of skin color in humans comes about partly because more than 4 different genes control this trait. This is an example of _______.
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How many alleles does a child get from each parent for a trait?
How many alleles does a child get from each parent for a trait?
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A dog gives birth to 5 puppies. What percentage of the chromosomes does each puppy share with the mother?
A dog gives birth to 5 puppies. What percentage of the chromosomes does each puppy share with the mother?
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How many alleles does a person carry for a trait?
How many alleles does a person carry for a trait?
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Genes code for________.
Genes code for________.
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Is the following genotype homozygous or heterozygous?
TT
Is the following genotype homozygous or heterozygous?
TT
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The air above the ocean and lakes is dry.
The air above the ocean and lakes is dry.
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The amount of water vapor in the air is calculated as humidity.
The amount of water vapor in the air is calculated as humidity.
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The amount of rainfall is measured by using a hygrometer.
The amount of rainfall is measured by using a hygrometer.
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The humidity in deserts is typically very low.
The humidity in deserts is typically very low.
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It is not easy to walk against the wind on a windy day.
It is not easy to walk against the wind on a windy day.
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Jasmine carried out an experiment. She placed two bowls of sand and water in the sunlight. She took the temperatures after an hour. She then took both the bowls into her home and placed them in an area with no light. She took another temperature after an hour and conducted the following observations:
| Sand |
Water |
|
| Before placing the bowls in the sunlight |
370C |
300C |
| After keeping the bowls in the sunlight for one hour |
370C |
320C |
| After keeping the bowl inside the house for one hour |
310C |
310C |
Jasmine carried out an experiment. She placed two bowls of sand and water in the sunlight. She took the temperatures after an hour. She then took both the bowls into her home and placed them in an area with no light. She took another temperature after an hour and conducted the following observations:
| Sand |
Water |
|
| Before placing the bowls in the sunlight |
370C |
300C |
| After keeping the bowls in the sunlight for one hour |
370C |
320C |
| After keeping the bowl inside the house for one hour |
310C |
310C |
scienceGrade-4-
