The pair of genes for each character is represented as
A) Heterozygous
B) Homozygous
C) Alleles
D) Factors
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Match the following: Two bond pairs — i) trigonal planar without lone pair ,Three bond pairs — ii) linear without lone pair
B) a → ii, b → i, c → iii
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a. What will be set of genes present in the F1 generation? b. Give reason why only tall plants are observed in F1 progeny.
a. Tt b. Traits like ‘T’ are called dominant traits, while those that behave like ‘t’ are called recessive traits./Alternatively accept the definition of dominant and recessive traits with examples of...
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i. Nonmetallic character increases from left to right across a period. ii. Nonmetallic character increases down a group.
i. True ii. False Nonmetallic character decreases down a group.
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According to Mendel, each character is expressed due to a pair of alleles or traits, which are known as
(A) Genes in pairs
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According to Mendel, for one character there is a pair of
According to Mendel, for one character there is a pair of Factors
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Select the statements that describe characteristics of genes :
(B) i and iii
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The small changes in the frequency of genes in small population is called
(D) Genetic drift
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Explain the variation of the following property of elements down a group and across a period. i. Metallic character ii. Nonmetallic character
The variation observed in the metallic and nonmetallic character of elements can be explained in the terms of ionization enthalpy and electron gain enthalpy. i. Metallic character: The ionization enthalpy decreases down the...
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Study the schematic representation of the genes involved in the lac operon given below and answer the questions that follow:
i. i gene is the regulatory gene and codes of repressor which acts as inhibitor as inhibits the transcription of structural genes. The repressor of the operon is synthesised from...
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Indications about a disease are given in the box. Identify the disease 1. Defects of genes cause deformities in the
Sickle cell Anaemia.
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