This is an organism or cell with two sets of chromosomes. what is this called?

Find and describe the climate zone in which you live,where else in the world do you find this climate zone? do you have any ideas about why the climates might be similar?

Which of the following systems in absorbing oxygen and releases carbon dioxide

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.