Which of the following is not correct?
A)It has been difficult to secure adequate amounts of active algal compounds for screening and testing.
B)Amphidinium produces a class of molecules known as amphidinolides.
C)Some compounds from various types of algae show a range of activity against herpes and HIV viruses.
D)Fucoidan is being used to treat chemical addiction in humans.
E)Microcystins may cause liver failure.
Which of the following is not a contributing factor to the success of Caulerpa taxifolia?
A)tolerance of broad range of temperatures
B)an elaborate sexual reproduction strategy
C)rapid growth rate
E)All of these are contributing factors to the success of Caulerpa taxifolia.
How is Caulerpa taxifolia and other siphonous algae different from typical green algae?
A)They do not use chlorophyll a and b as photosynthetic pigments.
B)They do not have a thallus.
C)They have both zoospores and gametes in its life cycle.
D)They are heteromorphic and heterotrophic.
E)They are coenocytic and have a stolon.
The unicellular algae that cause "red tides" belong to the Division ________.