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Statoblasts are usually formed
Cervical Cap
A barrier contraceptive device worn over the cervix to prevent sperm from entering the uterus.
IUD
An intrauterine device, a form of long-term birth control placed inside the uterus to prevent pregnancy.
Chromosomes
Thread-like structures located in the nucleus of cells, composed of DNA and protein, carrying genetic information.
Zygote
The initial cell formed when a new organism is produced by means of sexual reproduction, resulting from the union of sperm and egg cells.
Q4: The remaining valid use of "medicinal leeches"
Q4: The radula<br>A)not only rasps off fine food
Q9: Explain why pentastomids were placed in Ecdysozoa.
Q12: Another name for the harvestman is _
Q17: The function of the papulae in the
Q27: Wings of butterflies,order _,are covered with minute
Q29: Members of the class Arachnida have<br>A)a cephalothorax
Q42: The Scaphopoda<br>A)lack a shell.<br>B)lack a mantle.<br>C)live in
Q65: Most ciliophoran protozoa<br>A)possess flagella.<br>B)possess a cytostome.<br>C)are marine.<br>D)are
Q83: Brittle stars differ from sea stars by<br>A)lacking