During childbirth, the "breaking of the water" is a/an event.

a. rare
b. dangerous
c. normal
d. avoidable

You can add phyisical activity minutes to your day by uising a leaf blower instead of a rake

Why do rna viruses appear to have higher rates of mutation? a) rna nucleotides are more unstable than dna nucleotides.b) replication of their genomes does not involve proofreading.c) rna viruses can incorporate a variety of nonstandard bases.d) rna viruses are more sensitive to mutagens.

You might have heard the phrase “his blood was pulsing through his veins.” what’s incorrect about that phrase?