They secrete hormones (See a#39;Secretions from the Glandsa#39;) directly into the blood stream in response to instructions from the brain. The blood then carries ... 4.5 Human Cell, Genes and Heredity Human cell The smallest unit of life that is capable of independent existence. It occurs in all living ... Transmission of physical and mental traits from parents to offspring is through the base unit of genes. The geneanbsp;...
|Title||:||The Pearson Guide to CDS Entrance Examination|
|Publisher||:||Pearson Education India -|