What is target site ?

What is the site of gaseous exchange in an insect ?

What is the site of the dark reaction of photosynthesis ?

What is the site of maturation of T-lymphocytes?

What is the site of gaseous exchange in an insect?

What is the site of perception of photoperiod necessary for induction of flowering in plants? Leaves

Two aeroplanes I and II bomb a target in succession . The probabilities of I and II scoring a hit correctly are 0.3 and 0.2 respectively . The second plane will bomb only if the first misses the target . The probability that the target is hit by the second plane is :

What is a Plasmid? Mention two sites of plasmid.