What unusual features would be found on the newborn if human embryos did not experience apoptosis? What will be an ideal response?
ANSWER: The newborn would still possess features that would normally have been lost by apoptosis. Most
conspicuously, this would include webbing between the fingers and toes, and a small tail.
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In general, a cell receiving a message undergoes three stages of cell signaling. The stages are ____
a. the paracrine, autocrine, and local stages. b. signal reception, signal transduction, and cellular response c. signal reception, nucleus disintegration, and apoptosis d. signal reception, cellular response, and cell division e. the alpha, beta, and gamma stages
Hydrogen ion flow out of the thylakoid compartments ____
a. occurs between photosystems I and II b. is called the hydrogen transfer system c. provides energy to produce ATP molecules d. causes excitation of chlorophyll molecules e. requires the intermediary action of acceptor molecules
Gram positive organisms CANNOT be decolorized once stained with crystal violet
a. true b. false
It is just a myth that eating carrots will improve your night vision.
Answer the following statement true (T) or false (F)