Match the terms in column I with their explanations in oclumn beginmatrix Column I - Column II term - Explanation texta- Genetics -text i Chromosomes similar in size and shape textb- Autosomes - ii The alternative forms fo a gene textRecessive gene - iii textStudy of laws of inheritance of characters textd- Allele - text A gene that can express only when in a similar pair texte - Homologous chromosomes -text Chromosomes other than the pair of sex chromosomes- endmatrix

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Match the terms in column I with their explanations in oclumn
$\begin{matrix} C o l u m n I & C o l u m n I I (t e r m) & (E x p l a n a t i o n) a. Genetics & (i) Chromosomes similar in size and shape b. Autosomes & (i i) T h e a l t e r n a t i v e f o r m s f o a g e n e Recessive gene & (i i i) Study of laws of inheritance of characters d. Allele & A gene that can express only when in a similar pair e . Homologous chromosomes & Chromosomes other than the pair of sex chromosomes. \end{matrix}$

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Column I	Column II
(a) Genetics	(i) Chromosomes similar in size and shape.
(b) Autosomes	(ii) The alternative forms of a gene.
(c) Recessive	(iii) Study of laws of inheritance of characters.
(d) Allele	(iv) A gene that can express only when in a similar pair.
(e) Homologous chromosomes	(v) Chromosomes other than the pair of sex chromosomes.

\begin{matrix} Column I & Column II i. Behaviour of chromosomes & p. Occur in pairs ii. Laws of inheritance & q. Parallel to genes iii. Chromosomes and genes & r. Occur on same loci iv. Alleles & s. Mendel \end{matrix}

\begin{matrix} Column I & Column II 1. Maximum genes on a chromosome & A. Y chromosome 2. Largest gene & B. 3164.7 million bp 3. Total base pairs & C. 2.4 million base pairs 4. Least genes on a chromosome & D. 2968 \end{matrix}

\begin{matrix} Column-I & Column-II (a) & Zygotene & (i) & Recombination between homologous chromosomes (b) & Diplotene & (ii) & Formation of synaptonemal complex (c) & Pachytene & (iii) & Terminalisation of chiasmata (d) & Diakinesis & (iv) & Chiasmata formation \end{matrix}

\begin{matrix} Column I & Column II A. Chromosomal theory of inheritance & I. Correns B. Rediscovery of Mendel's work & II. Sturtevant C. Gene mapping & III. Sutton D. Linkage & IV. Morgan \end{matrix}

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Genetics	Study of laws of inheritance of characters
Autosomes	Chromosomes other than the pair of sex chromosomes
Recessive gene	A gene that can express when only in a similar pair
Allele	The alternative forms of a gene
Homologous chromosomes	Chromosomes similar in size and shape