Biomolecules — BIOLOGY STD 11 Science — Question

 Name the target cells of insulin.

Fill in the blank spaces:
Thin filament of myofibril contains 2 ‘F’ actins and two other proteins namely __________ and __________.

What are specific types of bacteria called?

What helps the earthworm in exchange of gases?

Describe the type of excretory and circulatory system in Annelida.

How many units are structured in an organised manner in the dorsal part of our vertebral column?

Mention the similarity found between Osteichthyes and Amphibia with reference to reproduction?

A farmer grows cucumber plants in his field. He wants to increase the number of female flowers in them. Which plant growth regulator can be applied to achieve this?

What does the stationary phase of the sigmoid growth curve indicate and why is it so?

Which systems collectively coordinate and control the body's voluntary activities?