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What is the function of DNA in a cell?
sperm and egg cells uniting to produce fertilized egg cells
endocrine
vacuole
a state of matter (liquid to solid) change occurs
carrying genetic material
One species replaces another species in an ecosystem
There is greater variation among the offspring.
32
IN the large intestine, excess water is removed from waste before it is removed from the body. Why is this an example of a physical change that occurs during digestion?
sperm and egg cells uniting to produce fertilized egg cells
endocrine
vacuole
a state of matter (liquid to solid) change occurs
carrying genetic material
One species replaces another species in an ecosystem
There is greater variation among the offspring.
32
Plants are unable to move to a new location in response to changes in their environment. Plants, instead, maintain balance by storing excess water in nutrients in their cells. Which organelle is responsible for this?
sperm and egg cells uniting to produce fertilized egg cells
endocrine
vacuole
a state of matter (liquid to solid) change occurs
carrying genetic material
One species replaces another species in an ecosystem
There is greater variation among the offspring.
32
If a hydra reproduce asexually at the same rate, how many organsms will there be after 50 hours?
sperm and egg cells uniting to produce fertilized egg cells
endocrine
vacuole
a state of matter (liquid to solid) change occurs
carrying genetic material
One species replaces another species in an ecosystem
There is greater variation among the offspring.
32
Which example would result in new cells that are most different from the parent cells?
sperm and egg cells uniting to produce fertilized egg cells
endocrine
vacuole
a state of matter (liquid to solid) change occurs
carrying genetic material
One species replaces another species in an ecosystem
There is greater variation among the offspring.
32
Which situation is the best example of ecological succession?
sperm and egg cells uniting to produce fertilized egg cells
endocrine
vacuole
a state of matter (liquid to solid) change occurs
carrying genetic material
One species replaces another species in an ecosystem
There is greater variation among the offspring.
32
What advantage does a species that reproduces sexually have over a species that reproduces asexually?
sperm and egg cells uniting to produce fertilized egg cells
endocrine
vacuole
a state of matter (liquid to solid) change occurs
carrying genetic material
One species replaces another species in an ecosystem
There is greater variation among the offspring.
32
Which human organ system produces most of the hormones that regulate body functions?
sperm and egg cells uniting to produce fertilized egg cells
endocrine
vacuole
a state of matter (liquid to solid) change occurs
carrying genetic material
One species replaces another species in an ecosystem
There is greater variation among the offspring.
32
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