Answer:
The toaster is causing a chemical change by burning.
Explanation:
quizziz
Answer:
E. bind to troponin which moves the tropomyosin
Explanation:
calcium ions bind to troponin, causing conformational changes in troponin that allow tropomyosin to move away from the myosin binding sites on actin. Once the tropomyosin is removed, a cross-bridge can form between actin and myosin, triggering contraction
It is true that the water that came from your faucet could contain molecules that Neanderthals drank.
This is because there is the same amount of water today on Earth as there was when Earth was formed 4.6 billion years ago. That is to say that the water that Neanderthals used to drink millions of years ago when these early archaic humans inhabited our planet.
<span>Most X-linked conditions are recessive. This means that in a person with two X chromosomes (most females), both copies of a gene (i.e., one on each X chromosome) must have a change or mutation whereas in a person with one X chromosome (most males), only one copy of a gene must have a mutation. A female with a mutation in one copy of a gene on the X chromosome is said to be a “carrier” for an X-linked condition</span>
Answer:
Gases and particles in Earth's atmosphere scatter sunlight in all directions. Blue light is scattered more than other colors because it travels as shorter, smaller waves. This is why we see a blue sky most of the time.
