Which of the following are not transported in phloem?
A. sugars
B. amino acids
C. hormones
D. large starch molecules
E. RNA
D
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Describe the major differences between bryophytes and vascular plants
What will be an ideal response?
The observation that SNPs account for most of the differences in the coding regions between the human and
chimpanzee genomes suggests that ____. a. the two genomes are too different to suggest an evolutionary relationship b. Neanderthals descended directly from chimpanzees c. small changes in amino acid sequences account for big differences in phenotype d. most of the differences in phenotype are due to DNA sequence changes e. humans descended directly from chimpanzees
If a plant is placed on its side, cells on the lower side of the stem will respond to gravity and elongate, making the stem turn so that it continues to grow downward.
Answer the following statement true (T) or false (F)
What is often used to trace a genealogy?
What will be an ideal response?