Sympatric speciation differs from allopatric speciation because with sympatric speciation
A. a population becomes geographically isolated.
B. two populations of the same species merge to form a single population.
C. polyploidy (changes in the number of sets of chromosomes) arises.
D. hybrid zones form.
E. temporal factors may arise without geographic isolation occurring and polyploidy may arise.
E. temporal factors may arise without geographic isolation occurring and polyploidy may arise.
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Work by Charles Darwin and Francis Darwin was instrumental in the discovery of which type of plant
hormone?
a. auxins b. brassinosteroids c. jasmonates d. cytokinins e. gibberellins
Lysogenic viral DNA integrating into the host genome is referred to as
a. lysogeny. b. induction. c. a prophage. d. lytic.
The anterior pituitary hormone ________ stimulates the breasts to produce milk.
Fill in the blank(s) with the appropriate word(s).
Which of the following bacterial genera includes species that protect areas of the body such as the intestinal tract and the vagina from invasion by pathogens?
A) Staphylococcus B) Listeria C) Lactobacillus D) Mycobacterium E) Corynebacterium