Answer:
D. A periodic warming of sea surface temperatur
e.
Explanation:
Loggerhead turtles and Humboldt squids normally lives in the south coast of Mexican. These animals are sensitive to temperature. Due to warming waters during El Niño events, these animals migrated toward the North (coast of California).
PS: In the tropical eastern Pacific, if the sea temperatures rise 0.5 °C above the long-term average, the condition is declared as El Niño.
Answer:
A small piece of circular DNA called a plasmid? is extracted from the bacteria or yeast cell. A small section is then cut out of the circular plasmid by restriction enzymes, 'molecular scissors'. The gene for human insulin is inserted into the gap in the plasmid. This plasmid is now genetically modified.
Explanation:
Answer:
chromantim???
Explanation:
idk idk idk im not genios
Answer:
D. climax communities
Explanation:
The climax communities are the communities that have reached equilibrium. This basically means that there's the optimal number of species of flora and fauna, as well as the optimal populations of them in the ecosystem. They all interact and are perfectly adapted to coexist, benefit from one another, and balance the usage of food sources with its renewing. This type of communities appear at places where there has been no disturbances for quite some time, so the species lving there managed to create a perfect balance.