Which is the best description of a galaxy?

What causes light to bend when it moves from one transparent medium to another? a. a change in amplitude b. a change in color c. a change in frequency d. a change in speed

Leaves need to be elevated so they are exposed so they are exposed to sunlight for photosynthesis. Which part of the stem grows to make this possible?

Which graph most likely shows an ecosystem that has underwent a primary succession event during the observation period?

Which of these is a type of mutation where a single base pair in the DNA is exchanged for another? Insertion Deletion Substitution Creation

Why don't lipids dissolve in water? I know that they don't but I need to know why. I've tried looking it up but I can't find it anywhere. Why don't lipids dissolve in water? I know that they don't but I need to know why.

Why is rna necessary to turn the dna code into protein code?

An animal carcass had 24 grams of carbon 14 when it was alive and 3 grams when its fossilized remains were discovered how old is the fossil?

How can the arrangement of furniture in a room influence an individual's behavior?

QUICK! In a developing embryo, what process allows cells of the mesoderm to give rise to muscle, bone, and heart tissues? Select one: a. cell differentiation b. cell depolarization c. cellular respiration d. cellular replication

When an object reflects all light, we see ... Nothing White light Dark blue light Red light