Examlex
How does microplastic debris move through the ocean?
Fossil Record
The accumulation of evidence from preserved remains or impressions of organisms from past geologic ages.
Background Extinctions
The normal rate of extinction for species or a certain baseline level of extinctions that occurs without human intervention or major catastrophes.
Genetic Mutations
Changes in the DNA sequence of an organism's genome, which can result in variations in physical appearance, function, or behavior.
Artificial Selection
The human practice of breeding plants or animals for desired traits.
Q29: List the three sources from which water
Q37: The subtropical jet stream flows along the
Q45: Despite a prediction that rainfall will increase
Q50: Most of Earth's freshwater (in liquid, frozen,
Q52: Methane gas is stored in sea-floor sediments
Q71: The world's largest deserts lie along the
Q72: What happens during photosynthesis?
Q79: _ is a glacial deposit that was
Q83: Marine corals and shelled organisms _.<br>A) release
Q85: Ocean currents play a major role in