The type of system depicted in Figure 44-1:
a. can be found in arthropods.
b. can be found in cephalopods.
c. can be found in annelids.
d. has hemoglobin as the oxygen transporting pigment.
e. can be found in arthropods and annelids.
A
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Suppose that the first part of a new polypeptide chain being produced in a eukaryotic cell has a signal
peptide. Which of the following would you associate with the location of translation to form that polypeptide?
a. cytoplasm only b. first cytoplasm, then rough ER c. Golgi apparatus only d. first rough ER, then Golgi apparatus e. rough ER only
In freshwater sponges and other simple freshwater animals, water flows into the body by __________. Fill in the blank(s) with the appropriate word(s)
Which animal is not a chordate?
a. fish b. grasshopper c. frog d. lancelet e. lizard
You are researching a family with a heritable disease whose symptoms include hyper-flexible joints, pliable skin, stretchy ligaments, and fragile muscles that tear easily. You plan to use genetic testing to determine the cause of the disease. Which gene do you sequence first?
A. epidermal growth factor B. actin C. myosin II heavy chain D. collagen