Which of the following is true about all E.coli?
a. E.coli produce toxic proteins
b. E.coli is only found in cows, deer, goats,
and sheep
c. E.coli is a common bacterium living in our
intestines
d. E.coli originate from fresh produce
e. E.coli strains harmful to humans are also
harmful to cattle
C
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You purchase two identical houseplants and place them side by side on your windowsill. You water both plants equally. One plant, plant a, you leave alone
On the other plant, plant b, you pinch off the top of the growing stem, effectively removing the apical meristem. Which of the following would you expect to occur? (Select all answer options that apply.) A. Both plants will look exactly the same except that plant b will be shorter. B. Plant a will be much bushier, with growth of many lateral branches. C. Plant b will have larger leaves to make up for the loss in photosynthetic tissues from reduced growth. D. Plant b will be much bushier, with growth of many lateral branches. E. The level of auxin in plant b will be higher than in plant a. F. The level of cytokines will be higher in axillary buds of plant b. G. The level of cytokines will be the same in both plants, but these cytokines only have an effect on growth in plant b.
Identify the stage of mitosis in photo C
a. interphase b. prophase c. metaphase d. anaphase e. telophase
Huntington's disease, an often fatal disease of the central nervous system, is inherited from a dominant allele. Furthermore, a person may not show symptoms of the disease until 30 – 50 years of age. Jack and Jill have been married for 40 years and have two children, Joe and Jane. Jack has recently been diagnosed with Huntington's disease. Assuming that Jane does not have the disease, determine
the probability that one of the children will eventually have Huntington's. What is the probability that both Joe and Jane will inherit the disease? Text section: LO2 Key Concept: dominant inheritance Level: Application of concepts What will be an ideal response?
Monosomies are generally better tolerated than trisomies.
a. true b. false