<h3><u>Answer</u>;</h3>
Key
A sorting device that is useful in classifying by observation is a <u>key</u>.
<h3><u>Explanation</u>;</h3>
- <em><u>Classification key or taxonomic key is a device that is used by scientists to identify unknown organisms. </u></em>
- They are constructed so that the user gets a series of choices about the characteristics of the unknown organisms.Thus, by making the correct choice at each step, one is led to the identity of the specimen.
- Therefore<u><em>, keys can be used to identify a living organism or determine which group it belongs to</em></u> by answering questions on the key about characteristics of living things.
Water only needed for Photosynthesis.. Not both of Photosynthesis and Respiration..
Answer:
23 pairs
Explanation:
Humans normally have 23 pairs of chromosomes, which equals 46 (23 pairs, 23*2=46) total chromosomes. 22 of the pairs are autosomes. They store the genes. The other pair is the sex chromosomes. They decide whether the person is male or female.
Answer:
the answer is <em>leopards!</em>
Explanation:
I answered a similar question like this yesterday,
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