Sean has a bag with 15 marbles, six of the marbles are red, and 9 are blue. If Sean draws one marble from the bag, the probability of drawing a red marble is ... %

A rock is classified as

Judy kept 250 grams of juice in the freezer. What is most likely the mass of the frozen juice formed and why? a. 250 g, mass remains same during physical change of freezing b. 500 g, mass of ice is twice the mass of juice c.

What is the purpose of DNA replication?

What are the characteristics of a free enterprise system?

During infection, C. diphtheriae expresses a variety of genes that are used to establish infection and cause disease. One of these genes encodes for diphtheria toxin.

Suppose a person has a mutation in their dna and the first triplet for the insulin gene reads TAT. The normal gene reads TAG. What amino acid does the mutant dna and the normal dna code for and will the person with this mutation be diabetic?

Bacteria divide asexually by binarry fission. Each new bacteria that results is gentically indentical. True or False

Holly has difficulty hearing but also has a problem identifying the direction and origin of a sound. holly is experiencing difficulty with

Combining dna from different organisms or different locations of a given genome that would not normally be found in nature is the definition for

Where does an eagle get the energy it needs to grow and to a fly? A. from the animal eats B. from the trees it nests in C. from the air it flies in D. from the water at fishes in