The Earth is closest to the Sun, or at the Perihelion, about two weeks after the December Solstice, when it is winter in the Northern Hemisphere. Conversely, the Earth is farthest away from the Sun, at the Aphelion point, two weeks after the June Solstice, when the Northern Hemisphere is enjoying warm summer months.
Mitochondria are essential components of nearly all cells in the body. These organelles are the powerhouses for cells, providing energy to carry out biochemical reactions and other cellular processes.Mitochondria make energy for cells from the chemical energy stored in the food we eat.itochondria are essential components of nearly all cells in the body. These organelles are the powerhouses for cells, providing energy to carry out biochemical reactions and other cellular processes.
Each organelle has a specific function:for example, the mitochondria produces most of the cell's energy! Basically, an organelles function is to help run the cell. Go into more description to get a specific answer.here are many types of organelles in a cell, and they each serve a specific function. The most notable organelles are the mitochondria in eukaryotic cells and the chloroplast â¦ s in plants, algae, and protists. Others include the nucleus, vacuoles, Golgi apparatus, and endoplasmic reticulum. 1 person found this useful.