Which two types of tissue are responsible for rigid support in a plant?
a. cork and fibers
b. phloem and fibers
c. phloem and xylem
d. xylem and fibers
D
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A condition called ____________________ results in individuals having both male and female sexual structures at different times in their lives
Fill in the blank(s) with correct word
Some protists have complex life cycles and change between the haploid and diploid state. This process
is called __________. Fill in the blank(s) with the appropriate word(s).
What percentage of parents decide to terminate a Down Syndrome pregnancy?
A. 10 percent D. 70 percent B. 30 percent E. 90 percent C. 50 percent
Which of the following is considered to be a plant behavior?
A. response to plant hormones B. response to touch C. response to sunlight D. response to gravity E. All of the answers are correct.