Distant galaxies we can see today with a redshift of z 
6 emitted their light when the universe was
Definitions:
Phytochrome
A light-detecting pigment found in plants that regulates various developmental processes by responding to red and far-red light.
Necrotic Lesions
Areas of dead tissue on an organism that result from disease, injury, or lack of blood supply.
Casparian Strips
Regions of cell walls in plant roots that form a barrier to passive water and solute movement, helping to regulate water and nutrient uptake.
Photoperiodic Response
The physiological reaction of organisms to the length of night or day, affecting flowering, reproduction, and other seasonal activities.
Q6: Each kilogram of hydrogen that fuses into
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Q75: You observe two galaxy clusters, cluster A
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Q90: If someone says, "the laws of the
Q90: The CMB is a snapshot of the
Q98: What makes Titan an attractive target in