Lecithotrophy and Placentotrophy are Strategies For

Question

Lecithotrophy and placentotrophy are strategies for
A)supplying nutrients in eggs before they are laid.
B)determining the sex of offspring.
C)incubating a nest of reptile eggs.
D)providing nutrients to the developing young of viviparous and ovoviviparous reptiles.
E)disposing of the placenta of newly born reptiles.

Accepted Answer

Lecithotrophy refers to the process of providing nutrients to the developing embryo within the egg prior to hatching, whereas placentotrophy refers to the provision of nutrients to the developing young after hatching, typically through a placenta. Both strategies are used by various species of reptiles, but D is the best choice as it specifically refers to the provision of nutrients to the developing young of viviparous and ovoviviparous reptiles.