Which project would be conducted by an ecologist?
A) a research project testing new pollution filters for cars
B) a study of squirrels and their interactions with other animals
C) observations of toad embryos' development in a Petri dish
D) a project to genetically modify a wheat plant in order to increase production
B
You might also like to view...
Gene knockouts in mice can be useful because
A. they can be used to develop models of human disease B. they identify DNA binding proteins C. they limit mRNA production both from the knockout as well as the normal allele in diploids. D. only genes that are actively transcribed in the embryo are susceptible to being knocked out.
In cocker spaniels, black coat color (B) is dominant over red (b), and solid color (S) is dominant over
spotted (s). A cross of Bb Ss with bb ss would produce the phenotypic ratio a. 9:3:3:1. b. 1:1:1:1. c. 1:2:1. d. 3:1. e. 2:2.
Contact dermatitis involves
A. T lymphocytes secreting inflammatory cytokines. B. an allergen entering the skin. C. a sensitizing and provocative dose. D. the production of itchy papules and blisters. E. All of the choices are correct.
Systematists often use DNA sequencing in ________, the study of the order of evolutionary events within a group sharing derived characters.
Fill in the blank(s) with the appropriate word(s).