Answer:
Recombinant DNA
Explanation:
Recombinant DNA (or rDNA) is made by combining DNA from two or more sources. In practice, the process often involves combining the DNA of different organisms.
The primary consumer in a food chain that would receive 10% of the Sun's energy is the A. mouse.
The Elm tree would receive all 100% of the Sun's energy.
The mouse follows because it eats greens, then the snake eats mice.
The hawk as top in the food chain in terms of the energy from the Sun itself.
Answer:
The seafloor is only 180 million years old due to the process of subduction. The floor of the sea's tends to get colder and denser with the passage of time. At a certain time, the seafloor becomes so dense that it sinks in the upper mantle. The Earth's crust cannot undergo this process and hence has oldest rocks. We can say that the seafloor is less than 180 million years old because it is typically recycled back into the mantle of the Earth.
<span>Beach erosion affects animals and plants in the Beach erosion affects animals and plants in the </span>biosphere.
