Examlex
Why were elements heavier than helium not produced during the Big Bang?
Ring Oxygen
An oxygen atom that is incorporated into a cyclic structure, often contributing to the ring's chemical properties.
Haworth Structure
A way of representing cyclic sugars as planar rings, focusing on the arrangement of hydroxyl groups around the ring, used in carbohydrate chemistry.
β-D-Glucopyranose
A chemical structure of glucose in its cyclic form, where the glucose molecule forms a six-membered ring, with the hydroxyl group on the first carbon in the beta configuration.
α-D-Ribofuranose
A sugar derivative where the pentose sugar ribose is in its furanose form (a five-membered oxygen-containing ring) and has a specific orientation (alpha) of the hydroxyl group attached to the anomeric carbon.
Q5: When Matt is talking to his employees,
Q5: A galaxy that was once a quasar
Q6: Rotation curves for spiral galaxies show<br>A) they
Q25: What does Hubble's law imply about the
Q26: To which portion of the Milky Way
Q36: Any main sequence star over 25 solar
Q40: Why is feedback an important motivator for
Q40: What characteristics are included in self-management?<br>A) conscientiousness<br>B)
Q53: Relate black holes in the early galaxies
Q72: What explanation does general relativity provide for