WorksheetsDiscovery Video: Inheritance Patterns
Total questions: 10
Worksheet time: 5mins
If an organism receives an x chromosome from its mother and a y chromosome from its father, the organism be:
Male
Female
A genotype is defined above. What is the correct definition of a phenotype?
How long the organism is expected to live
The alleles contained in the organism's DNA for a particular trait
How an organism actually looks - what traits it is showing
Which is the best definition for a recessive trait?
only one form of the gene will be physically represented in the individual; will mask the other form of the gene; always expressed in offspring
the unexpressed (masked by dominant) allele or trait; still part of the genetic makeup of the individual and can be passed on in successive generations if it becomes homozygous
Select the correct GENOTYPE for this heterozygous, fire-breathing dragon monkey
FF
Ff
ff
If this mom and dad monkey had a baby, what are the chances that the baby will be homozygous recessive?
100%
75%
50%
0%
What are the chances that these two dragon monkeys would produce a recessive, non-fire-breathing baby?
100%
50%
25%
0%
When these heterozygous fire-breathing dragon monkeys have a baby, what are the chances that they will produce another heterozygote baby monkey?
4 out of 4, or 100%
2 out of 4, or 50%
1 out of 4, or 25%
0 out of 4, or 0%
Are the purple-eyed monkeys they are going to cross in the video homozygous or heterozygous?
Homozygous
Heterozygous
What are the chances that these purple-eyed monkeys will produce a baby with the orange-eyed phenotype?
3/4 or 75%
2/4 or 50%
1/4 or 25%
0/4 or 0%
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