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.
<span>For a patient who tested positive for the influenza virus, type A, the coding system used is code 487.1. This code includes manifestations of laryngitis, pharyngitis, or respiratory infection, both upper and acute.</span>
Answer:
All the crossing will be like this after realizing it:
Explanation:
Gl x Gl
GG, Gl, Gl, ll
gl x gl
gg, Lg, Lg, LL
On the first crossing we'll have 50% Gl and both other genotypes will be 25%
On the second crossing we'll have 50% Lg and both other genotypes will be 25%.
<span>Sedentary Lifestyle. The behavior that contributes to unintentional injuries and violence is a risk behavior such as driving without a seat belt, it is a risky behavior that can lead to death or serious injury in a car accident.</span>
Answer:
B
Explanation:
An undifferentiated cell is such as that in a blastocyte. They are multipotent and can differentiate into any type of cells. The cells of the mass begin to have their gene differentially expressed (due to differential silencing of particular genes) hence the cell become determined. They become well organized into tissue such as skin and other organs.