Crossing over. Parts of sister chromatids will sometimes switch places with the parallel part, resulting in a completely unique DNA sequence.
For an organism to be classified in the animal kingdom it is necessary for that organism to be eukaryotic and multicellular. In addition, he must not be able to produce his own food (he must be heterotrophic), and must eat by eating food taken from the environment.
To be classified in the dilo arthropoda, the organism must have an external skeleton, a segmented body and articulated legs.
To be classified in the insect class, the organism must have a separate body in the head, chest and abdomen, have two antennae, two pairs of wings and three pairs of legs.
Answer:
(all cells) Sum of all the chemical reactions that take place in the body, consisting of anabolism and catabolism.
Explanation:
Answer & Explanation:
Plants are unique because they have chloroplasts, which absorb light energy from the Sun.
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