Answer:
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Explanation:
Each molecule has a characteristic size and shape that determines its function in the living cell. The shapes of molecules are determined by the positions of the atoms' orbitals. When an atom forms covalent bonds, the orbitals in its valence shell are rearranged.
Answer: Hydrogen bonds
Explanation: The CAS9 enzyme affect the bond between the deoxyribose sugar and the phosphate backbone of the PAM sequence in the target DNA
The modern bread wheat which is the product of multiple instances of hybridization of wheat species in the question is an example of : Cell division and self fertilization
<h3>Similariity between modern wheat and wheat found in middle eastern farms </h3>
Modern Wheat used for bread is similar to wheat found in the middle eastern farms 10,000 years ago in that they underwent several hybridization process of wheat species before been used as modern bread wheat. This process is an example of cell division and self fertilization.
Hence we can conclude The modern bread wheat which is the product of multiple instances of hybridization of wheat species in the question is an example of : Cell division and self fertilization
Learn more about Cell division : brainly.com/question/796780
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Explanation:
Index fossils are fossils type fossils that are used to identify stratigraphic records and their positions. They are vey key in determining relative ages of rock sequences.
- These fossils have a short vertical stratigraphic range.
- Index fossils have short evolutionary history.
- They are widely distributed in nature.
- Examples of index fossils are trilobites and ammonites.