14. Deposits from cigarette smoke and other atmospheric pollutants may interfere with the A) action of cilia in the trachea
B) contraction of the diaphragm
C) warming of air in the nasal cavity
D) secretion of mucus by the alveoli

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards. the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

What is the role of dna ligase in the elongation of the lagging strand during dna replication?

The mixture of sperm and fluids from the seminal vesicles, prostate gland, and cowper's glands is called