Which foods contain the eight essential amino acids?
A. chicken, beef and cheese
B. potatoes, beans and fish
C. pork, fish and corn
D. butter, beef and chicken
E. fish, cheese and fruits
Answer: A
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The ________ are of critical ecological importance because most are endomycorrhizal symbionts of vascular plants.
A. Zygomycota B. Basidiomycota C. Deuteromycota D. Glomeromycota
__________ shifts the range of variation in traits in one direction Fill in the blank(s) with the appropriate word(s)
Three of the four statements below are true about energy and life. Select the exception.
A. Along with nutrients, energy gets cycled throughout the environment. B. Animals and decomposers are consumers and must get their energy and nutrients indirectly. C. Nutrients in the environment get cycled between producers and consumers. D. Producers get energy and simple raw materials from environmental sources and make their own food.
A somatic cell from a garden pea normally contains 14 chromosomes. How many sister chromatids would that cell contain during G1 of the cell cycle?
A. 7 B. 14 C. 0 D. 28