The dark band of the muscle sarcomere that corresponds to the thick myosin (protein) filaments.The A band is situated on either side of the H zone of a muscle sarcomere, that is the area where contraction and relaxation of the muscle occurs, where sarcomeres overlap during muscle movements.
You will also like...
This lesson is about the methods used for ecological research, such as quadrat and transect sampling, canopy fogging, an..
This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..
Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designe..
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..
Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..