During which phase do sister chromatids separate?
metaphase
interphase
anaphase
prophase
telophase
anaphase
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Antibody-mediated immunity is also called humoral immunity
a. True b. False
Which of the following has its primary effect on the brain's pain receptors?
A. adredocorticotropic hormone (ACTH) B. follicle-stimulating hormone (FSH) and luteinizing hormone (LH) C. endorphins D. oxytocin E. antidiuretic hormone (ADH)
Removal of the 5' G-cap of mRNA transcripts
A) prevents transcript transport. B) leads to degradation by exonucleases. C) extends mRNA half-life. D) leads to polyadelylation. E) reduces mRNA half-life.
At the end of gastrulation, the ectoderm makes up the
A) lining of the embryonic digestive tract. B) outer layer of the gastrula. C) inner layer of the gastrula.