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1) Identify two differences between the bacteria and protist kingdom.
2) If you were testing the effects of different brands of fertilizer to detemine which one promoted best growth over six weeks.
a) identify a negative control
b) identify 2 controlled variables
c) identify the ependent variable
3) Living organisms must respond to stimuli, explain why this characteristic helps define life by discussing 2 specific examples.
4) Explain why double bonds of unsaturated fats are so important for our health and for making oils liquid at room temperature. Identify 2 sources or examples of unsaturated fats (oil).
Describe the reason behind the difference in the physical properties of methane and methanol. Consider the lifestyle in a monastery, how does chant reflect life in the middle Ages.
Suppose after washing your hands, you leave ten bacterial cells on the new bar of soap. You next decide to do a plate count of the soap after it is left in the soap dish for 24 hours. You dilute 1g of the soap 1:10 and plate it on a standard plate co..
A certain membrane protein has palmitic acid covalently bonded to its N-terminal amino acid. The protein consists primarily of charged amino acids, particularly Lys and Arg. Do you think this will be a periperal or integral membrane protein? Why? ..
What are advantages and disadvantages or observing living-specimens slides and heat-fixed-specimen slides of microorganisms. Which statements correctly describe the population of wolves.
How many DNA fragments would be produced.
Is habitat temperature reflected in the genomes? What is presumably connected to thermostability.
Assume you ingest 20 cells of Salmonella typhimurium in a chicken taco. Some of the bacteria are killed as they pass through the stomach but ten viable cells survive and reach the intestine.
What is the possibility that differences this great between observed and expected values would happen by chance. Two genes organize in corn snakes as follows: O-B is brown snakes, O-bb are orange, oo bb are albino. An orange snake was mated to a blac..
A flowering plant has ten chromosomes in each cell in its roots. Discuss how many chromosomes will be in each cell of the leaves of the plant.
Metallic magnesium has a hexagonal close-packed structure and a density of 1.74 g/cm 3 . Suppose magnesium atoms to be spheres of radius, r.
A profressor in a second-term calculus course wants to determine whether the year in college has any effect on the performance of his students on their final exam.
At puberty, the adolescent female body changes in both structure and function of several organ systems, primarily under an influence of changing concentrations of estrogen and other steroid hormones. How can one hormone, such as estrogen, mediate so ..
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