Christmas take home test

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a diploid cell of a normal human male contains

22 pairs of autosomes, one X-chromosome, and one Y-chromosome

which term best describes a solution with a pH of 5

acidic

in one of his experiments with pea plants, mendal noted that 75% of the offspring of a certain cross had green pea pods. this statement would be considered

an observation

an inorganic molecule required by green plants for the process of photosynthesis is

carbon dioxide

a green corn plant, when grown in reduced light for a period of time, will show a yellowing of the leaves. this yellowing is partly due to the

effect of light on gene action

which activity occurs in the process of photosynthesis?

light energy is converted into chemical energy of organic molecules

photosynthesis is the process by which

light energy is converted into the chemical energy of simple sugars

random separation and distribution of paired chromosomes occurs during

meiotic cell division

the cloning of cells involves the process of

mitotic cell division

tay-sachs is a genetic disorder characterized by a deterioration of the

nervous system

graphs of data from laboratory investigations are used to

observe general trends in the data

the main result of aerobic respiration is the

production of ATP from the breakdown of glucose

in which process are simple materials chemically combined to form more complex materials?

synthesis

a new concept that is tested in a scientific investigation is known as

the hypothesis

a green plant is kept in a brightly lighted area for 48 hours. what will most likely occur if the light intensity is then reduced slightly during the next 48 hours?

the rate at which the oxygen is released from the plant will decrease

Xylem tissue in plants transports minerals and

water

which substance is an in organic compound?

water

which substances are inorganic compounds

water and salts

a researcher investigating mutagenic agents would most likely study the effects of

x-rays on fruit flies


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