Answer:
Answer is Sinoatrial node, SA.
Explanation:
The sinoatrial node, SA, is known to be a group of cells which are found at the top of the heart.
The electrical signal that is initiated by the sinoatrial node bring about or stimulates the atria and then the ventricle of the heart.
It should be noted that, the sinoatrial node are regarded as the pacemaker cells.
Answer:
i think its A. i dunno if it is btw have a nice day
<span>Compared to their parents, the new cows are the same species with a different genetic makeup. All cows belong to the same species - Bos taurus species, according to Carl Linnaeus. So, even if this new cow is genetically modified, it would still beong to the same species. However, its genes wouldn't be the same as its parents, given that the scientists tampered with them, which is why it now has a different genetic makeup than its parents.</span>
The answer is: B) it was released as carbon dioxide and water.
Sounds strange, but you do actually breathe out your lost weight.
