For the following questions answer them individually
Match the stages of meiosis in Column—Ito their characteristic features in Column—II and select the correct option using the codes given below :

Which hormones’ do stimulate’ the production of pancreatic juice and bicarbonate?
The partial pressure of oxygen in the alveoli of the lungs is
Namethe ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction.
Name the blood cells, whose reduction in numbercan causeclotting disorder, leading to excessive loss of blood from the body.
Name a peptide hormone which acts mainly on hepatocytes, adipocytes and enhances cellular glucose uptake and utilization.
Osteoporosis, an age-related disease of skeletal system, may occur due to