Which of the following is NOT correct regarding the purple photosynthetic bacteria photosynthetic apparatus?
A. Possesses bacteriochlorophylls a or b
B. Performs anoxygenic photosynthesis
C. Has intracytoplasmic membranes (ICMs) to provide space for photosynthetic units (PSUs)
D. Apparatus is continuous with the plasma membrane
E. Apparatus is straight to decrease surface area and contain reactions
Answer: E
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Which subgroup of mammals raises their young in pouches?
A. Cetaceans B. Monotremes C. Marsupials D. Eutherians
Four of the five answers listed below are
whorls of floral organs. Select the EXCEPTION.
a. receptacle b. stamen c. carpel d. petal e. sepal
Each kingdom has a distinguishing characteristic. What is a characteristic of the kingdom Monera?
A) They reproduce sexually. B) Their cells are surrounded only by a cell membrane. C) Their cells do not contain any specialized structures. D) They produce their own nutrients.
Enhancers are said to be cis-acting. What is meant by cis-acting, and what are enhancers?
What will be an ideal response?