Data from what source led to the hypothesized relationship between the Craniata and nonvertebrate chordates?
A. rRNA.
B. external features.
C. DNA.
D. the vertebrae.
Answer: A
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Turgor pressure involves
a. cell division. b. cell expansion. c. differentiation. d. mitosis.
In what part of the mitochondrion or cell do the following steps of
cellular respiration take place? Not all choices will be used; some may be used more than once.
a. outer mitochondrial membrane b. intermembrane compartment c. cytosol d. inner mitochondrial membrane e. matrix
Select the correct statement regarding the human female reproductive system.
A. The ovarian fimbria is the functional unit of the ovary. B. The granulosa cells secrete testosterone, which triggers menarche. C. The Fallopian tubes transport ova from the ovary to the uterus. D. The cervix contains corpora cavernosa tissue, which is a type of erectile tissue. E. The uterus is lined with granulosa cells.
A(n) __________ is a noncellular infectious particle with a protein coat enclosing DNA or RNA.
Fill in the blank(s) with the appropriate word(s).