............ develops into embryo.</h2></div>

Why do internodal segments of sugar cane fail to propagate vegetative even when they are in contact with damp soil?</…

Ootheca of cockroach has .................. fertilized eggs.<br> </h2></div>

Fertilization is fusion of<br> </h2></div>

Choose the most appropriate answer.<br> (a) Internal fertilization occurs<br> (i) in female body.<br> …

How can you identify the animal is viviparous or oviparous.<br> </h2></div>

Reptile and bird eggs are<br> </h2></div>

Which of the following statement can be related to proestrus phase of an estrus cycle?</h2></div>