Cell autonomous genes affect only those cells in which they are expressed. Which group of early developmental genes are not cell autonomous?
What will be an ideal response?
segment polarity (genes)
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Was this a pre-mating or post-mating barrier?
a. pre-mating barrier, because individuals do not mate b. post-mating barrier, because hybrids are produced but they do not reproduce c. pre-mating barrier, because fertilization occurs but the hybrids are not viable d. post-mating barrier, because hybrids are sterile and unable to mate
Are all species introductions the fault of humans? What will be an ideal response?
The second line of defense includes inflammation, phagocytosis, fever, and antimicrobial proteins.
Answer the following statement true (T) or false (F)
The condition in which walls of the alveoli break down, thereby creating fewer and larger chambers, is called ________
A) TB B) bronchitis C) influenza D) emphysema