Which situation occurs when the frequency of the wave increases? a. fewer wavelengths pass a given point per second. b. no change occurs in the number of wavelengths that pass a given point per second. c. a greater number of wavelengths pass a given point per second. d. the number of wavelengths that pass through become longer.

Which best explains why viruses do not have special structures or enzymes that allow them to make their own food? viruses can use energy in living cells that they infect. viruses can replicate inside a host that they infect. viruses can cause contagious illnesses in host cells. viruses integrate their rna or dna into infected cells.

What process allows for the development of haploid sex cells? mitosis meiosis fertilization pollination

Anurse is caring for a 42-year-old client who is scheduled for an amniocentesis during the fifteenth week of gestation because of concerns regarding down syndrome. what other fetal problem does an examination of the amniotic fluid reveal at this time?