Water and dissolved mineral are transported laterally from the secondary ____ to the secondary ____
a. phloem; xylem
b. epidermis; peridem
c. vascular cambium; cork cambium
d. periderm; epidermis
e. xylem; phloem
e
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Researcher A studies the protein interactions involving the polypeptides that comprise hemoglobin, while Researcher
B studies protein interactions between a protein kinase and its target protein. Researcher A will therefore focus on ____, and researcher B will focus on ____.
a. protein localization; protein sequence b. protein sequence; protein localization c. permanent protein interactions; transient protein interactions d. transient protein interactions; permanent protein interactions e. protein regulation; transcriptional regulation
Identify and describe:A
three different ways in which leaves can be arranged on stems, and list one example for each. B. three different venation patterns in leaves and whether each is characteristic of eudicots or monocots. What will be an ideal response?
Rickettsias require ________, readily available inside cells, for energy production
A) amino acids B) glucose C) lipids D) complex carbohydrates E) vitamins
During crossing over, _____.
A) corresponding portions of genetic material are switched between homologous chromosomes B) beneficial combinations of genes are passed intact from parent to gamete C) the better, dominant genes are recombined prior to gamete formation D) all of the choices characterize crossing over