Match the term with the correct definition regarding cell regeneration pathways:

List I (Process)	List II (Description)
A. Organogenesis	1. Direct formation of embryos from somatic cells
B. Somatic Embryogenesis	2. Dedifferentiation → callus → redifferentiation → organs
C. Proliferative Cycle	3. Daughter cells are copies of mother, differentiate without division
D. Quantal Cycle	4. Daughter cells differ from mother, less likely to differentiate

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#Question id: 39076

#Life Sciences

 Assertion (A): Echinoderms show radial symmetry in adult stage.

Reason (R): Echinoderms have bilateral symmetry throughout life.

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#Question id: 39077

#Zoology

Assertion (A): Arthropods possess jointed appendages.

Reason (R): Chitin is the main component of arthropod exoskeleton.

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#Question id: 39077

#Life Sciences

Assertion (A): Arthropods possess jointed appendages.

Reason (R): Chitin is the main component of arthropod exoskeleton.

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#Question id: 39078

#Zoology

Assertion  (A) : Mammals are endothermic animals.

Reason (R): Presence of hair and sweat glands helps in thermoregulation

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#Question id: 39078

#Life Sciences

Assertion  (A) : Mammals are endothermic animals.

Reason (R): Presence of hair and sweat glands helps in thermoregulation

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#Question id: 39079

#Zoology

 Match Column I with Column II

Column I (Phylum/Class)	Column II (Characteristic)
A. Porifera	1. Water vascular system
B. Annelida	2. Canal system
C. Echinodermata	3. Metameric segmentation
D. Arthropoda	4. Jointed appendages