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What are the four criteria for life?
1. All life forms contain dexyribonulcleic acid, which is called DNA.
2. All life forms have a method by which they extract energy from the surroundings and convert it into energy that sustains them.
3.All life forms can sense changes in their surroundings and respond to those changes.
4. All life forms reproduce.
An organism in classified as a carnivore. Is it a heterotroph or an autotroph? Is it a producer, consumer, or decomposer?
An organism has receptors on tentacles that come out of his head. If those tentacles were cut off in an accident, what life function would be most hampered?
A parent and two offspring are studied. Although there are many similarities between the parent and offspring, there are also some differences. Do these organisms reproduce sexually or asexually?
What is wrong with the following statement?
"Science has proven that energy must always be conserved."
An organism in a multicellular consumer made of eukaryotic cells. To what kingdom does it belong?
If we are using the three-domain system of classification, in which domain would the organism in Question #11 belong?
An organism is a single-celled consumer made of pukaryotic cells. To what kingdom does it belong?
If we were using the tree-domain system of classification, could you determine the domain of the organism in question #13? If so, give the domain. If not, give the possible domains in which it could be placed.
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