The letter "D" in the above figure represents

a. humerus
b. pectoral girdle
c. skull
d. sternum
e. pelvic girdle


C

Biology & Microbiology

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The cohesion-tension theory indicates that the water located in the ________ is under a constant state of ________ pressure

a. phloem, positive b. xylem, negative c. xylem, positive d. xylem, partial e. phloem, negative

Biology & Microbiology

The term "dominant" means that:a

both alleles can be expressed in a hybrid. b. all members of the F2 generation of a hybrid cross exhibit the dominant phenotype. c. one allele can mask the expression of another in a hybrid. d. the dominant phenotype shows up in 100% of the offspring in all generations. e. the dominant phenotype is more beneficial than the recessive phenotype.

Biology & Microbiology

How many years ago did the plants that formed fossil fuels actually live?

A) 300,000,000,000 B) 300,000,000 C) 300,000 D) 30,000

Biology & Microbiology

What type of infectious agent causes Creutzfeldt-Jakob disease in humans?

A. provirus B. a viroid C. a prion D. a virus

Biology & Microbiology