AP BIOLOGY

EVOLUTION

THE ORIGIN OF LIFE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the postulate of the panspermia theory?
A
The transfer or living beings from the earth to other planets
B
The oceans contained large quantities of complex organic substances that served as building blocks for the first living beings
C
The living organisms would have arrived in meteorites or comets from the space to the earth
D
The life forms arise spontaneously from inanimate or inert matter.
Explanation: 

Detailed explanation-1: -The ‘Panspermia’ hypothesis posits that life originated on some other planet and was seeded on Earth by the way of asteroids or comets.

Detailed explanation-2: -In Ultraviolet Astronomy and the Quest for the Origin of Life, 2021. The panspermia theory argues that life is originated in space, in spatial ices, and continuously distributed to the planets by comets and meteorites.

Detailed explanation-3: -Abstract. Abstract Panspermia is the theory that life on Earth originated came from space, for example from comets, or other planets. The Theory focuses on microorganisms because large organisms could not achieve the required space travel and impact events.

Detailed explanation-4: -There are three types of panspermia theories named lithopanspermia, ballistic panspermia, and directed panspermia.

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