Which of the following characteristics indicates that two organisms are closely related?
A) Both are cocci.
B) Both ferment lactose.
C) Their DNA can hybridize together.
D) Both normally live in clams.
E) Both are motile.
C
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Vascular tissues distribute water and solutes through ground tissue. In ____, water and ions flow through tubes of dead tracheids and vessel elements
a. sclerenchyma b. parenchyma tissue c. ground tissue d. xylem e. phloem
These two species of velvet walking worms are an example of:
1.Allopatric speciation
2.Sympatric speciation
3.parapatric speciation
4.Hardy-Weinberg equilibrium
Stem cells have the ability to differentiate to form specific cell types, which divide only slowly or not at all
a. True b. False
Which is the following functions of an herbivore provides energy that becomes available to the carnivore that eats the herbivore?
A. death B. cellular respiration C. defecation D. growth and reproduction E. excretion