When a colour-blind man marries a carrier woman. What is the probability of their offspring being colour blind? Posted on:
A yellow maize is planted and all the fruits obtained are of yellow seeds. When they are croos-bred, yellow seeds and white seeds are obtained in a ratio 3:1 . The yellow seed is said to be Posted on:
Which of the following animals can exist solely on the water they get from food and metabolic reactions? Posted on:
The presence of stilt roots, pneumatophores, sunken stomata and salt glands are adaptive features of plants found in the Posted on: