Answer:
The correct answer is option B. pheromones.
Explanation:
Pheromones are chemical substances that are released and produced by a different type of animals, into the environment, for marking their territory or affecting behaving of its species.
Wolves communicate by the chemical messages using their sense of smell. Such chemical messages are called pheromones, between different members of the same species.
Thus, the correct answer is option B. pheromones.
Answer:
A. The results are close to a 1:1 ratio of plants with red flowers to plants with white flowers. Therefore, the genotypes of the parents are Rr and rr.
Explanation:
I took the test and got it right.
Answer:
Protein
Explanation:
- The protein-covered coat that surrounds the genetic material of a virus is called a capsid.
- There are mainly three structural shapes of a capsid :
- Icosahedral
- Prolate
- Helical
- The functions of capsid includes:
- Protection of viral genome i.e., either DNA or RNA from dissolution.
- Helps in penetration of virus in host cells.
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