Mendel & Genetics vocab
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- Q1
What did Gregor Mendel study in the mid-1800s that led to the science of genetics?
Common garden pea plant
Tomato plants
Grape plant
Wheat plant
30s - Q2
Why was his choice of a particular plant ideal for Mendel's experiments?
Lack of visible traits
Fast growth, easy cultivation, visible characteristics
Difficult cultivation
Due to their slow growth
30s - Q3
How did Mendel control pollination for his experiments?
Manually transferred pollen to prevent self-pollination
Cross-pollinated with other plant species
Prevented pollination entirely
Allowed for random pollination
30s - Q4
What did Mendel's investigation with pea plants unveil about heredity?
It challenged the blending theory of inheritance
It had no impact on theories of inheritance
It proved the existence of magic
It confirmed the blending theory of inheritance
30s - Q5
What was the result of cross-pollinating purple and white-flowered pea plants in Mendel's experiments?
F1 generation with all purple flowers
F1 generation with all white flowers
F1 generation with all pink flowers
F1 generation with a mix of colors
30s - Q6
When did Mendel's work start to gain recognition?
In the early 2000s
In the mid-1800s
Never gained recognition
In the early 1900s
30s - Q7
What is the locus of a gene on a chromosome?
Its color
Its size
Its position
Its shape
30s - Q8
According to the Law of Segregation, how many copies of a gene does an organism have?
4
various
1
2
30s - Q9
What are different versions of a gene at the same locus called in genetics?
alleles
peptides
traits
factors
30s - Q10
What does an organism's genotype consist of?
the featured characteristics
the inherited alleles for a gene
the amount of DNA
the number of chromosomes
30s - Q11
What is an organism with two different alleles called?
purebred
polyzygote
homozygote
heterozygote
30s - Q12
What determines an organism's characteristics?
its phenotype
its locus
its hybrid
its genotype
30s - Q13
the weaker trait from which is usually over powered when a dominate trait is present in the organism’s DNA, represented by lower case letters
Recessive
Dominant
Homozygous
Heterozygous
30s - Q14
the stronger trait form which will usually over power other trait forms represented by capital letters
Dominant
Zygote
Recessive
Allele
30s - Q15
the organism’s characteristics, is determined by the expression of the allele combination.
genotype
phenotype
heterozygote
homozygote
30s