Answer: b
Explanation: you have to use both math and science in engineering
1. They play dead when faced by a predator.
2. They travel in schools of about 12.
3. Males establish their dominance by having sword fights with their spines and showing off their bright colors.
Excitation-contraction coupling refers to the series of events that begins with the excitation of the sarcolemma in response to stimulation by a neurotransmitter, and results in the release of calcium ions from the sarcoplasmic reticulum.
Hence, option D is the 1st process that starts the excitation-contraction coupling.
Answer:
There will be a change in the genetic information that gets transmitted due to the mutation in the complementary strand being used as template in future DNA replication.
Explanation:
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The 3 is vaporization and solidification
4 is vaporization
5 is solidification
