WorksheetsHeredity
Total questions: 10
Worksheet time: 5mins
Which of the following is the definition of chromosomes?
Chromosomes are the different forms of the gene.
A chromosome is a rod-like structure visible in the nucleus during cell division.
A chromosome is the genetic make-up of an organism.
Which of the following is an example of gene?
Chromosome 21
The color of the eyes
XY
What is one of the most common viable number chromosomal abnormalities?
Edwards syndrome
Tuberculosis
Chagas disease
What is 1 example of genotype?
Weight
Height
Voice
What is 1 example of phenotype?
Shoe size
Weight
Hair color
What is used most of the time to represent alleles?
Numbers
Colors
Letters
When there are 2 identical alleles for a gene, what is the word they use to represent it?
heterozygous
homozygous
autosomal chromosomes
How many X chromosomes do men have in each cell of their body?
63
1
20
The recessive allele is the one that only expresses itself in the...
Homozygous condition
Heterozygous condition
Homologous condition
What chromosome is in each sex?
X chromosome
Y chromosome
Both
