According to the positive-incentive perspective, the degree of hunger you feel at any particular time depends on the interactions of all of the factors that influence the positive-incentive value, such as:

What will be an ideal response?


> the flavour of the food you are likely to consume
> what you have learned about the effects of this food either from eating it previously or from other people
> the amount of time since you last ate
> the type and quantity of food in your gut
> whether or not other people are present and eating
> Whether or not your blood glucose levels are within the normal range

Biology & Microbiology

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DNA:DNA hybridization is a sensitive method for revealing subtle genetic differences because it measures the degree of sequence similarity between two genomes

Indicate whether the statement is true or false.

Biology & Microbiology

If all conditions of Hardy–Weinberg equilibrium are met,

(a) allele frequencies move closer to each generation. (b) allele frequencies change in the direction predicted by natural selection. (c) allele frequencies stay the same. (d) all allele frequencies increase.

Biology & Microbiology

Messenger RNAs containing premature stop codons are destroyed by the mechanism of

A) nonstop decay. B) directed RNase activity. C) nonsense-mediated decay. D) error-mediated repair. E) none of the above

Biology & Microbiology

Vertebrate bone does NOT ____.  

A.  contain blood vessels B.  contain sarcomere units C.  contain hydroxyapatite crystals D.  become remodeled with use E.  consist of cells and an extracellular matrix containing collagen fibers

Biology & Microbiology