Kinetic friction acts on two bodies that are relative to each other options:
at rest
moving
accelerating
deccelerating

How does pregnancy begin? a) a placenta forms in the uterus b) a sperm reaches an egg in the fallopian tubec) the blastocyst differentiates into two cell types d) contractions begin in the uterine wallapex

Aphids are tiny insects that feed on plants. ladybugs are to plants because they eat aphids. which type of organism are aphids in this scenario? co decomposers predators prey producers

Draw the structure of dna nucleotide with adenine as nitrogenous base