Answer:
C. Vector
Explanation:
Plague or bubonic plague is also called as black death. The pathogen responsible for this disease is <em>Yersinia pestis</em>. It is primarily a disease of rodents but can accidentally affect man. It spreads from rat to rat through rat flea (Xenopsylla) i.e flea act as the vector which transmits disease from one rat to another. But when the infected rats die, the fleas leave their body and can even bite man and inject the plague germs into his body. The symptoms of bubonic plague include high fever and a bubo or lump in the groin region or in the armpit region. Red patches appear on skin which turn black and ultimately leads to death called black death.
Answer:
25%
Explanation:
Tt crosses with Tt and you'll get 25% TT, 50% Tt, and 25% tt
<span>One group is given a larger dosage than is typically prescribed.
A second group is given a smaller dosage than is typically prescribed
Then results of the groups are compared to each other.
The thing that is missing in this experimental design is a third group who are tested with the typical dosage.</span>
Answer:
D) Replace compact fluorescent bulbs with incandescent bulbs.
Explanation: Environmental lobbying groups have labeled incandescent light bulbs as harmful not only because of the electricity they waste in producing heat but also because of the substantial amounts of carbon dioxide they emit.
Answer:
transcription used dna because the mRNA is built on the DNA template . translation used RNA replication dna