Answer the following statement(s) true (T) or false (F)
1. articular cartilage has no blood supply
2. THe meniscus of the knee is a type of fibrocartilage
3. capsular ligaments are part of the joint capsule
4. The portion of a stress-strain curve up to the yield point is called the plastic region.
5. In a pure elastic material the mechanical energy is fully recovered after a deformation.
1. True
2. True
3. True
4. False
5. True
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If a horticulturist breeding gardenias succeeds in having a single plant with a particularly desirable set of traits, which of the following would be her most probable and efficient route to establishing a line of such plants?
A) Backtrack through her previous experiments to obtain another plant with the same traits. B) Breed this plant with another plant with much weaker traits. C) Clone the plant. D) Force the plant to self-pollinate to obtain an identical one. E) Add nitrogen to the soil of the offspring of this plant so the desired traits continue.
Gene regulation can occur at which of the following steps in the path from DNA to protein?
A. during transcription from a chromosome B. during translation from DNA to RNA C. after protein synthesis D. during transcription from a chromosome and during translation from DNA to RNA E. during transcription from a chromosome, during translation from DNA to RNA and after protein synthesis
Which tissue system makes up the bulk of a plant?
a. Vascular tissue b. Ground tissue c. Stems d. Root systems e. Dermal tissue
The product of chromosome duplication is
a. two chromatids. b. two nuclei. c. two daughter cells. d. two spindles.