Certain mutations in non-Hox genes actually produce homeotic mutants due to a failure to modulate chromatin acetylation appropriately. This influence on cellular "memory" is called what?
What will be an ideal response?
epigenetic
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Among the organisms listed here, which are thought to be the closest relatives of fungi?
A) animals B) vascular plants C) mosses D) brown algae E) slime molds
Black smokers are rich in ________, while white smokers have high levels of ________
a. iron sulfide; copper sulfide b. copper sulfide; zinc sulfide c. zinc sulfide; copper sulfide d. copper sulfide; iron sulfide
Insects have ____
a. simple eyes b. ocelli c. ciliary eyes d. compound eyes e. "camera" eyes
Which of the following depicts the correct sequence of clot formation?
a. thrombin ? prothrombin ? fibrinogen ? fibrin b. prothrombin ? thrombin ? fibrinogen ? fibrin c. prothrombin ? thrombin ? fibrin ? fibrinogen d. prothrombin ? thrombin ? fibrin e. prothrombin ? thrombin ? fibrinogen ? erythrocytes