Answer:
Minerals are added to water to enhance taste.
Explanation:
Answer:
The correct option is E) Contraction still occurs because Ca2+ can enter the cell directly through Ca2+ channels in the plasma membrane and bind to calmodulin.
Usually, the calcium ions are released from the sarcoplasmic reticulum of a cell during a muscle contraction, but if those are blocked, the contractions is an cell can still arise through the calcium ions which are present in the cell membrane of a cell.
Answer: A Columnar diagram that shows the rock formations of a locality or region and that is arranged to indicate their relations to the subdivisions of geologic time
Explanation:
Answer: the Earth's spheres interact with other planets in the universe
Explanation: the Earth has different layers and its atmosphere and then when it is in contact with the outer space it can rotate around other planets
Answer:
hercios
Explanation:
Según el Sistema Internacional (SI), la frecuencia se mide en hercios (Hz), en honor a Heinrich Rudolf Hertz. Un hercio es la frecuencia de un suceso o fenómeno repetido por segundo. Así, un fenómeno con una frecuencia de dos hercios se repite dos veces por segundo.
