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Savvas 8th Genetics Test

Last updated over 2 years ago
23 questions
1

A hybrid organism is the offspring of many generations that have the same form of a trait.

1

Capital letters are used to represent recessive alleles.

1

Mendel called an individual that has one dominant allele and one recessive allele for a trait a purebred.

1

Mendel said that the factors that control a trait exist in pairs

1

Body cells of humans have 46 pairs of chromosomes.

1

Sex cells have twice the number of chromosomes as body cells.

1

Genes pass from parents to offspring on chromosomes.

1

The two chromosomes in a pair have the same genes lined up in the same order.

1
What Mendel called factors are now called__________
1
When parent plants are crossed, scientists refer to the first generation of offspring as
__________
1
The allele for a hybrid tall pea plant is represented as __________
1
Which of these is NOT a phenotype?__________
1
__________ genotype is heterozygous.
1
The physical appearance of an organism is its __________
1
A Punnett square shows the combination of __________ DNA genes alleles that parents can pass on to offspring.
1
The genetic makeup of an organism is its __________
1
If a plant with red flowers crossed with a plant with white flowers produces a plant with pink flowers, it is an example of __________ dominance.
1
Four alleles determine if a rabbit is white, brown, or gray. This is an example of__________ alleles.
1
A cow with a mix of red hairs and white hairs has the genotype HRHW. This is an example of __________ .
1
The pattern of inheritance in which one allele is only partially dominant is__________
1
The process that produces sex cells is __________.
1
In the __________ division of meiosis, chromosome pairs line up and then separate.
1
In the __________ division of meiosis, chromosomes split.