List of top Biology Questions

In a cross between AABB x aabb, the ratio of F, genotypes between AABB. AaBB, Aabb and aabb would be

An organism with two identical alleles is

XO-chromosomal abnormality in human beings causes

An allele is dominant if it is expressed in

The simplest type of canal system in Porifera is

Ribosomes are the centre for

Oxysomes of F0 - Fj particles occur on

Apical dominance is caused by

In binomial nomenclature

A colour blind girl is rare because she will be born only when

Commercial cork is obtained from

Botanical name of cauliflower is

K(5) C(5) A(5) G(2) is floral formula of

Epipetalous and syngenesious stamens occur in

Which one occurs in echinodermata?

An insect regarded as greatest mechanical carrier of diseases is

Metamorphosis of insects is regulated through hormone

Classification of Porifera is based on

The excretory structures of flatworms/ Taenia are

Bladderworm/cysticercus is the larval stage of

Pick up the correct food chain

Fluid mosaic model of cell membrane was put forward by

Splenic artery arises from

ADH or vasopressin is

Hormone connected with cell division, is