Answer:
Contraction is prevented
Explanation:
The sarcomere is the basic contratile unit of muscle i.e the unit responsible for contraction in the muscle and it consist of two main protein actin; which forms filaments involved in contraction and myosin; a motor protein responsible for contraction. Calcium interacts with these protein and in the absence of Ca, contraction is inhibited (sacromere with not be able to undergo contraction)
Answer:
The hardy lichens are useful bioindicators for air pollution, espeially sulfur dioxide pollution, since they derive their water and essential nutrients mainly from the atmosphere rather than from the soil.
Explanation:
It also helps that they are able to react to air pollutants all year round.
Hope I helped!
Brainliest?
Most bacterias are heterotrophs. Meaning they can't make their one good ( sadly :3)
The answer is the span of time from Earth's formation to the start of the Cambrian period. It is the period of time that extends from about 4.6 billion years ago; a point when the earth formation began, to the beginning of the Cambrian period, 541 million years ago. It represents more than 805 of the geologic record.
Answer:
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