Answer:
The coral reefs of the Caribbean are thought to be under threat
Explanation:
Overfishing threatens over 60 percent of Caribbean coral reefs. Declines in coral cover and increases in algal cover have been observed across the region. This analysis identified about one-third of Caribbean reefs at high threat from overfishing pressure and about 30 percent at medium threat.
The answer for this question would be the second option. Genomic studies cover the analysis of the changes of genome by scanning the markers across complete sets of DNA. Based on these studies, the change in gene sequences happen that resulted to a change in the way that the brain interprets speech in between 4 and 9 million years ago.
Answer:
Birds.
Explanation:
The Ebola virus disease is a deadly disease that causes weakness, fatigue and diarrhea. The proper vaccination or treatment of Ebola virus has not been found.
The Ebola virus mainly spread by the contact of the infected bats. The bats are the main transmissible agent for the Ebola virus. The virus can also be spread from the infected person to a healthy person.
Thus, the correct answer is option (B).
