Which of the following animals does not undergo metamorphosis ? (1) Earthworm (2) Tunicate (3) Moth (4) Starfish

Differentiation in segmental fashion occurs in  (a) Leech 

Correct Option: B  A tadpole develops into an adult frog by the process of metamorphosis

The transformation of the larva into adult through drastic changes is called metamorphosis. Frogs and insects are examples of organisms showing metamorphosis. 

Study basic biological process- how gene are regulated, how they affect the normal functions of the body and its development. Transgenic cow, Rosie is the example for the second category.

(a) : Statement-1 states that energy is released when heavy nuclei undergo fission and light nuclei undergo fusion is correct. Statement-2 is wrong The binding energy per nucleon, B/A, starts at...

Metamorphosis is a process by which animals undergo extreme, rapid physical changes some time after birth. The result of metamorphosis may be change to the organisms’s entire body plan, such...

b. Directional is correct.

Answer is (2) Yucca 

(a) Statements 1 and 3 contradict each-other, hence both statements cannot be true together. But there is a situation where in both statements are false that is if some of...

(a) During Friedel Craft's alkylation, aluminium chloride acts as a catalyst, as well as a Lewis acid, if forms salt with– NH2 group of aniline, so that–NH2 group acquires a...