While waiting for a signal to contract, a muscle cell membrane will maintains a slightly higher positive charge on the OUTSIDE of the membrane. This is possible only because SODIUM POTASSIUM ATPASE pumps are available to generate this charge difference.
The ion concentration difference across the plasma membrane set up electric signals called action potentials which cause a muscle cell to contract.
Answer:Environmental science is the pursuit of knowledge about the workings of the environment and our interactions with it. Environmentalism is a social movement dedicated to protecting the natural world. Nature makes resources at similar speeds.
Explanation:
Maturity scientific process idea called
Answer:
B.Minimal medium containing streptomycin
Explanation:
Minimal medium containing streptomycin media would be use for this selection of the strain because majority of these will appeared on selective minimal medium plates with streptomycin
Answer: physical changes
Explanation: Physical changes are changes that do not alter the identity of a substance.
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