ltimg src=\"https://d10lpgp6xz60nq.cloudfront.net/physics_images/ALN_BIO_XI_C16_E01_032_Q01.p
Channel: Doubtnut
Date: 2020-01-28

ltimg src=\"https://d10lpgp6xz60nq.cloudfront.net/physics_images/ALN_BIO_XI_C16_E01_032_Q01.png\" width=\"80%\"gt