D.
They reproduce in a complicated process.
Answer:
In mammals, oxygen is carried through the red blood cells called hemoglobin. The reason is that the oxygen is very important for the cell for releasing energy. This energy is used by the cell in different processes.
2) These adaptations are adapted by the organisms in order to perform different functions. In slow twitch skeletal muscles having high number of mitochondria because it requires more energy while fast twitch skeletal muscles contains less amount of mitochondria due to low requirements of energy. These characteristics are adapted according to the performance of the body parts.
No. The reason for this is that people who have hearing from both sides use the latency that comes to one ear compared to the other to determine the location of the sound. Judging by this, people who are deaf cannot determine a location of a sound because they cannot calculate the difference between one and other ear.
Answer:
Estimating the number of beetles might be impossible because they belong to different species
Explanation: Ecosystem of Yolo county represent the dry areas, swamps, forests and meadows within its boundaries. Ecosystem is the interaction of organisms and their environment or biological community. Every area has a different and specific environment and ecosystem. The beetles will show variations according to the environmental conditions of ecosystem they're inhabiting.