In the process of transcription, how does the mRNA strand relate to DNA? (6C) the mRNA strand is complementary to the DNA strand; however, uracil instead of adenine is paired with thymine.

the mRNA strand is complementary to the DNA strand; however, uracil instead of thymine is paired with adenine.

the mRNA strand mimics the DNA strand; however, uracil is the 5th based used in the sequence.

the mRNA strand is an exact copy of the DNA strand.

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

The bacteria inside a tube worm would be analogous to what organism in the ocean ecosystem near the waters surface? a. photosynthetic algae b. shrimp c. clown fish d. parasitic lamprey

The earth's oceans are made up of chlorine, and trace elements. a) carbon, oxygen b) oxygen, silicon c) hydrogen, oxygen d) nitrogen, oxygen