Chlorosis is a plant condition referring to the:

A. localized death of tissues
B. yellowing of leaves
C. stunted growth of stems and leaves
D. development of tumors
E. healing of wounds


B. yellowing of leaves

Biology & Microbiology

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The transports water and dissolved minerals from the roots of the plant to the shoots of the plant.

A. epidermis B. stomata C. phloem D. xylem E. guard cells

Biology & Microbiology

The essence of meiosis is that

a. gametes receive one copy of each member of each pair of homologous chromosomes. b. diploid gametes are formed. c. each gamete receives one member of each pair of homologous chromosomes. d. haploid gametes are formed. e. each gamete receives one member of each pair of homologous chromosomes, and haploid gametes are formed.

Biology & Microbiology

________ are nonviral genetic elements that have reverse transcriptase activity

Fill in the blank with correct word.

Biology & Microbiology

What is the function of the dominance hierarchy within a group of animals?

A) Increase fighting among members of a population B) Eliminate competition C) Minimize aggression D) Limit the size of the population E) Increase competition

Biology & Microbiology