Christmas take home test
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