Four of the five answers are adaptations for flight in birds. Select the exception
a. sound production
b. lightweight bones
c. feathers
d. efficient respiration
e. four-chambered heart
a
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True or False: The evolution of the amniotic egg was a significant event in the vertebrate lineage because it allowed for development in a terrestrial environment
A. true B. false
In the frog genus, when certain species attempts to mate with other species, embryo development is halted at various stages including zygotic segmentation, blastula formation, gastrulation, or in the final phases of embryo development
The stage where the developing frog arrests depends on the species involved in the cross. This is an example of A. hybrid breakdown. B. hybrid sterility. C. hybrid inviability D. sexual isolation.
The goals of masturbation for people in sex therapy are which of the following?
Which of the following are among the activities of neutrophils?
A) formation of neutrophil extracellular traps B) release of histamines C) enzyme production that leads to the formation of nitric oxide D) formation of neutrophil extracellular traps and release of histamines E) formation of neutrophil extracellular traps and production of nitric oxide