The photosynthetic electron transport causes the accumulation of protons in which part of the chloroplast?  

A.  matrix
B.  stroma
C.  outer membrane
D.  internal thylakoid space


D.  internal thylakoid space

Biology & Microbiology

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In prokaryotic cells (bacteria), DNA replication would occur in the

a. Cytoplasm b. Cell membrane c. Ribosome d. Nucleus e. Stroma

Biology & Microbiology

Antiestrogens can bind to estrogen receptor sites

a. without activation. b. without inhibition. c. and amplify the response. d. and prevent reception of hormone action. e. and increase growth of tumors.

Biology & Microbiology

Endoderm and ectoderm are the first two germ layers to develop.

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

Biology & Microbiology

What type of bonding holds together the complementary nitrogenous bases in DNA?

a. Hydrogen bonding b. Phosphate-deoxyribose bonding c. Ionic bonding d. Covalent bonding

Biology & Microbiology