Which of the following are characteristics of zygomycota? check all that apply.

-lack reproduction phase

-spores produced in basidia

-spores produced in zygosporangia

-important in the food industry

-important in the fermentation process

-can cause disease to plants

-can cause disease to animals

Four types of motile cells in human body?

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

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.