Four of the five answers listed below are
features found in sponges. Select the
EXCEPTION.
a. mesoderm
b. collar cells
c. larvae
d. spicule
e. amoeboid cells
A
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In the experiment, what would be considered the control group?
a. the bacteria-free bean bugs b. the bacteria-infested bean bugs c. the use of pesticides on the soybean plants d. the number of deaths caused by eating the plants
Which of the following is classified as a synovial joint?
a. joints between teeth b. joints between vertebrae c. knee joint d. joints between skull bones
The primary structure of a protein is determined by ________
A) pleated sheets B) covalent bonds formed between fibroin residues C) the sequence of amino acids D) a series of helical domains E) hydrogen bonds formed between the components of the peptide linkage
You need to represent a molecule to best illustrate the relative sizes of the atoms involved and their interrelationships. Which representation would work best?
A) molecular formula B) structural formula C) ball-and-stick model D) space-filling model