Answer:
True
Explanation:
The sun is the biggest PLANET in our solar system.
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:
I think c
Explanation:
active transport uses energy from ATP which is not found in the nucleus. so we know it uses energy which is not it's own and ATP is not apart of the nucleus so that leaves c
Answer: they allow air to enter lungs and also permits air into the body
Explanation:
Its called the convolution
also known as the Gyrification of the brain, it increase the brain surface area , allowing more neuron capacitiy to process information
its located in cerebral cortex and become a place where our brains store our memories.
