EASY
Earn 100

Give two similarities between homologous and non-homologous chromosomes.

Important Questions on Heredity and Variation

MEDIUM
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Select the incorrect match.
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Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
A monocentric chromosome has _____ functional chromosomal domain necessary for faithful segregation during mitosis called centromere.
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
A gene is made up of
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
A hypostatic gene is one whose _____ is influenced by the expression of another genes at a separate locus.
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Genes are chemically
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Lampbrush chromosome is observed in _____ of birds.
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes

Polytene or giant chromosomes are found in:

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A picture called a _____ is often used to look at our chromosomes.
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Dicentric chromosome is formed through the _____ of two chromosome segments each containing a centromere.
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Eukaryotic chromosomes are located within the _____ (nucleus/mitochondria).
MEDIUM
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Which of the following are the types of chromosomes?
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
An inherited factor that determines a biological characteristic of an organism is called
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Telocentric chromosome have its centromere positioned at _____ of chromosome.
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
One gene one enzyme concept means
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Acentric chromosome is a fragment of a chromosome that is lacking a _____ and so is lost during mitosis.
HARD
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Jumping genes in maize were discovered by:
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes
Polytene chromosomes were discovered by _____.
EASY
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Extra nuclear genes are usually present in mitochondria and _____.
EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes

Select the correct answer and fill in the blanks.

Scientist _____ first described linkage in Drosophila. (Darwin, Morgan, Mendel, Muller)

EASY
Biology>Genetics and Evolution>Heredity and Variation>Chromosomes and Genes

Non-homologous chromosomes consist of alleles of _____ genes.