Differentiating Star Clusters
Sort the descriptions of open clusters and globular clusters into the correct categories
no more than a few thousand stars
Open Clusters
Globular Clusters
disorganized
tightly packed
more than a million stars
made of older stars
loose

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

The biosphere of the earth is made up of what compound? organic or inorganic?