How is a polymer formed from multiple monomers?a. From the growth of the chain of carbon atomsb. By the removal of an —OH group and a hydrogen atomc. By the addition of an —OH group and a hydrogen atomd. Through hydrogen bonding

What is generally the range of a star’s hydrogen burning lifetime?

Stars to the upper right of the Hertzsprung-Russell diagram tend to be relatively

Our local group is composed of how many galaxies?

What determines if a star becomes a white dwarf, a neutron star, or a black hole?

The changing shapes of constellations in the night sky is caused by

Light bends when it

The background stars during a solar eclipse are those of constellations

“Cosmological Redshift” refers to

What it the function of DnaK?