The extraembryonic membrane that forms the majority of the placenta is the:

a. amnion
b. allantois
c. chorion
d. yolk sac
e. umbilical cord


c

Biology & Microbiology

You might also like to view...

Deficiencies of brush border enzymes in the small intestine would NOT affect the complete digestion of __________.  

A.  fats B.  starch C.  DNA and RNA D.  sucrose E.  proteins Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you know about enzymes found on the brush border? What other information is related to the question? Choose Answer · Given what you now know, what information is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

A bacterium that uses the oxidation of inorganic compounds to provide energy for manufacturing

nutritious organic compounds is a: a. photoautotroph. b. parasite. c. saprotroph. d. chemoautotroph. e. pathogen.

Biology & Microbiology

Cosmids are so named because they can be used to express foreign genes in a variety of different hosts.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Major histocompatibility complex (MHC) molecules are what type of membrane protein?

a. enzyme b. anchoring protein c. receptor protein d. recognition protein

Biology & Microbiology