Which of the following steps of excitation-contraction coupling are different between skeletal muscle and contractile myocardium? stimulus to open dhp receptors. stimulus to open ryr. formation of cross-bridges between actin and myosin. removal of calcium from cytoplasm/sarcoplasm

It should be cryosphere and hydrosphere

When a virus infects a host cell, it uses the cell's machinery to make copies of its own genetic material in a process called replication. finally, during the process of self-assembly, that protein shell and the copies of the virus's genetic material are assembled into new viruses.