Retinoblastoma is inherited as a ____________.

a) dominant genetic trait
b) recessive genetic trait
c) codominant trait
d) sex-linked recessive treat
e) sex-linked dominant trait


Answer: a) dominant genetic trait

Biology & Microbiology

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The earliest humans primarily used tools to ____

a. assist in locomotion b. provide protection c. facilitate the processing of food d. ward off predators e. construct shelters

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The ________ is a conserved 180-bp sequence found in homeotic genes

A) TATA box B) bicoid box C) Hox box D) homeobox E) Pribnow box

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The cell walls of some ________ are composed of minerals such as calcium carbonate

A) archaea B) bacteria C) algae D) fungi E) bacteria and fungi

Biology & Microbiology

There are three aspects of entire populations that are important and often studied. Select the best choice from the ones listed.

A. a population's range, the size home range of an individual in the population, and the parental care expended for each offspring B. a population's range, the amount of food available within the range, and the size that the population attains C. a population's range, the parental care received by each offspring within the population, and the size that the population attains D. a population's range, the pattern of spacing of individuals within the range, and the size that the population attains

Biology & Microbiology