Answer:
4. half of a duplicated chromosome
Explanation:
in mitosis,when a cell splits its called a sister chromatid
Answer:
Off-pump coronary artery bypass
Explanation:
In this heart bypass surgery a vein or artery from another part of the body is taken and used as a graft to replace the blocked coronary artery. The benefit of this type of surgery is that there is negligible chances of rejection of the graft because the graft has been taken from the same body. A surgical cut is made inside leg, between the ankle and groin and one end of the graft is attached to coronary artery whereas the other end to the opening of aorta.
Radial artery of wrist is also common graft in heart bypass surgery.
Bone scan is the technique which is used to detect cancer and osteomyelitis.
<span>Osteomyelitis is an inflammation of bone and bone marrow. In bone scan, a radioactive substance is injected into a vein. And then bone scan shows or indicate cancer in the body where too much or too small substance is absorbed.</span>
Out of the following given choices;
A Bowman's capsules
B afferent and efferent arterioles
C nephrons
D collecting duct
E glomeruli
The answer is D. Also known as vasopressin (a stress hormone)
acts on the receptors of the collecting ducts of the nephron during water
stress to increase water reabsorption. The hormone stimulates water reabsorption by stimulating insertion of
"water channels" or aquaporins into the membranes of kidney tubules.