One of the concerns with the use of genetically-engineered, herbicide-resistant crops is _________
A. decreased yields D. loss of genetic diversity
B. potential allergic reactions E. the expense of using herbicides
C. transfer of herbicide resistance to weeds
C
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A tangle of fungal hyphae is generally known as a
A. bud. B. mycelium. C. germ tube. D. spore.
Much of the world's coal reserves were formed from the buried remains of the dominant plants of the Carboniferous period. What were the dominant plants of the period?
a. gymnosperms and angiosperms b. angiosperms only c. gymnosperms only d. seedless vascular plants
________ trees drop their leaves in response to decreased water availability
Fill in the blank(s) with correct word
The waggle dance of a bee indicates to other bees in the hive the direction of food.
Answer the following statement true (T) or false (F)