Answer: C. Melatonin.
Explanation: Melatonin is the hormone responsible for sleep and wake cycles. :)
Blind spots in large animals are normally directly down, behind, or up. So i think its b.
Answer:
Cancer may be defined as the uncontrolled cell division due to mutation in the cells involved in the cell cycle progression. Two main types of tumor are malignant tumor and benign tumor.
The body was completely taken and controlled by the tumor cells. The tumor has grown over the bladder, lungs and diaphragm. The intestine is completely blocked and this causes the swelling in the blood. She needs the blood transfusions regularly because the kidney is not able to clear and filter the blood toxins.
A) Hypertonic environment
B) Lower pH
C) Depletion of nutrients
D) Lower osmotic pressure
Answer:
A) Hypertonic environment
Explanation:
A hypertonic environment or solution contains more solute than solvents, that is, the solution in the environment has more dissolved particles, such as salt or sugar. Microorganisms are unlikely to survive in a hypertonic solution as water would be drawn out of the ells of the mircoorganisms, causing their cells to shrink.
Salts and sugars are used in preserving foods as they create a hypertonic environment that is unfavorable to bacteria and fungi that cause food spoilage.
