The bacterium Escherichia coli
The answer is true.
A placer deposit is a deposit of earth, sand, or gravel formed due to the differential settling of the denser, heavier components. The placer contains particles of valuable mineral and it is found usually in the bed of a river or lake.
Answer:
The body naturally responds by rejecting the new organ because it is identified as a foreign object. Doctors use tissue typing to measure the compatibility of the antigens in the organ to that of the recipient. Another way doctors make sure the organs are accepted is through immunosuppressants that make the immune system does not attack the organ.
Explanation:
must include:
body rejects transplants because it recognizes them as foreign
lymphocytes attack the new organ
tissue typing measures antigens on tissue donor organ for compatibility
immunosuppressants disrupt the replication process of lymphocytes that produce antibodies and makes the immune system less effective
Answer:
Treating the affected area with an alkaline solution or substance such as baking soda.
Explanation:
Neutralization Reaction:
- When an acid and an alkali react chemically, they form water and a corresponding salt. This reaction called the neutralization reaction.
- acid + base (alkali) → salt + water
- E.g HCl + NaOH → NaCl + H2O
- The formic acid that the ant injects can be neutralization by application of an alkali.
- In order to prevent a serious allergic reaction, antihistamines must also be administered.
Answer:
here you go!!
Explanation:
enzyme tyrosinase, which creates the color of the skin, eyes, and hair shades.
