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This renewable energy source generates energy from a natural convection related to the sun.
What is wind energy?
This intelligent aquatic animal's most recent common ancestor with humans is the flatworm.
What is the octopus?
This part of the cell is known as the "powerhouse" of the cell.
What is the mitochondria?
Genes generally have two types: this type and recessive.
What are dominant genes?
The relation between two interdependent organisms.
What is symbiosis?
The world's oceans have risen by this much in the last 120 years.
What is 5-8 inches?
The modern wolf species Canis lupis, or gray wolf, first started appearing this many years ago.
What is 1 million?
Organisms whose cells have membrane-bound nucleuses are called this.
What are eukaryotes?
This eye color is the common example for recessive genes.
What are blue eyes?
The back part of the head or skull.
What is the occiput?
Deuterium, used in nuclear fusion fuel, is found in this fraction of all seawater hydrogen atoms.
What is 1 in 50?
This occurs when two or more species evolve and develop similar traits, even if their most recent common ancestor was tens of millions of years ago.
What is convergent evolution?
The gram-positive wall of a cell is generally this thick.
What is 20-80 nm?
30% of all people have this blood type.
What is A positive?
A cell from which bone is derived.
What is an osteoblast?
Coal burns to make about this much energy (in joules).
What is 30 MJ?
Humans share this percentage of DNA with honeybees.
What is 44%?
The gram negative wall of a cell is generally this thick.
What is 5-10 nm?
This model of genetic inheritance was re-discovered in 1900 by Hugo de Vries and Carl Correns.
What is Mendelian inheritance?
What is oxalotrophy?
NASA predicts, provided no drastic measures to reduce consumption, that humanity will run out of natural oil reserves by this year.
What is 2070?
This system classifies species, and it has eight levels: domain, kingdom, phylum, class, order, family, genus, and species.
What is the Linnean system?
The average human body contains about this many cells.
What is 37 trillion?
Some species in this class of aquatic animals can rewrite their own genetic code to keep their nerves firing in cold water.
What is Cephalopoda?
The feeling of pins and needles after a limb has fallen asleep.
What is paresthesia?