Which statement is true?

a. Morphology no longer informs phylogenetic classification.
b. Cnidarians are the only organisms classified as Radiata.
c. Phylogenetic trees are hypotheses, and frequently change.
d. Mitochondrial DNA is only used to classify extinct organisms.


c. Phylogenetic trees are hypotheses, and frequently change.

Biology & Microbiology

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In humans and other animals, maternal inheritance is characteristic of mitochondrial diseases that often affect ____ phosphorylation

Fill in the blank with the appropriate word.

Biology & Microbiology

The simultaneous use of both organic and inorganic forms of carbon is called ________.

A. metatrophy B. osmotrophy C. omnitrophy D. mixotrophy

Biology & Microbiology

The protein ________ is very important for the investigation of protein products produced by an organism.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

To calculate the total number of ATP produced per glucose molecule, consider that for each NADH + H+ formed inside the mitochondrion, ____ ATP are produced.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology