12 Questions
What is the primary source of energy for plants?
Sunlight
What is the main function of phospholipids?
To create membranes
What is the difference between saturated and unsaturated lipids?
The number of hydrogens attached to the carbon chain
What determines the shape of an amino acid?
The R group
What is the main difference between DNA and RNA?
The type of sugar molecule
What is the result of a protein with a hydrophilic and hydrophobic region entering water?
The hydrophobic region is on the inside and the hydrophilic region is on the outside
What is the condition that determines which individuals get to survive?
Selection
What component, when combined with variation and heredity, leads to evolution by natural selection?
Selection
Which type of reproduction involves organisms choosing mates?
Sexual reproduction
What was the observation made by Darwin about the finches on the Galapagos Islands?
Different finches had different beak sizes
Which organisms do not require a mate for reproduction?
Asexual organisms
What term is used to describe organisms with the highest chance to reproduce?
Fittest
This quiz explores the concept of natural selection, focusing on how mutations contribute to the evolution of species over time. Learn about the role of variations and survival of the fittest in shaping populations.
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