What two processes 'unzip' the two strands of a dna molecule at the beginning of dna replication,?

What kind of bond is created by the attraction between atomic particles of opposite charge? ionic bond hydrogen bond covalent bond nuclear bond

Which of the following situations describes a adaptation for a mole? question 2 options: a mole is blind and cannot see underground. a mole is bright and attracts the attention of predator birds. a mole has a sensitive sense of smell to it find food underground.

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin