Endoderm and ectoderm are the first two germ layers to develop.
Answer the following statement(s) true (T) or false (F)
Answer: True.
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There are fewer antifungal, antiprotozoan, and antihelminth drugs compared to antibacterial drugs because these organisms
A) Are not affected by antimicrobics. B) Do not cause many human infections. C) Have fewer target sites compared to bacteria. D) Are so similar to human cells that selective drug toxicity is difficult to achieve. E) Are parasites found inside human cells.
What is Jacobson’s organ?
a. the brain lobe responsible for interpreting taste b. the nasal organ that creates odor-trapping mucus c. the olfactory organ that detects pheromones d. the cluster of papillae at the back of the tongue
Which organelle performs photosynthesis?
A) chloroplast B) Golgi apparatus C) lysosome D) mitochondrion
Which cells in the testes secrete testosterone?
a. Sertoli cells b. luteinizing cells c. glycoprotein cells d. interstitial cells e. sperm cells