Answer:D can occur in animals through binary fission
Explanation:
Answer: Sexual reproduction best describes meiosis.
Explanation: sexual reproduction best describes meiosis because this process produces sex cells (Gametes) to reproduce. Humans uses the process of meiosis.
Genes and environmental forces shape development, thereby many human characteristics are EPIGENETIC. This field (epigenetics) is the intersection between genes and the environment.
Epigenetics refers to the study of gene expression patterns that do not involve a change in the nucleotide (DNA) sequence.
Epigenetic mechanisms include DNA methylation, histone modifications and non-coding regulatory RNA pathways.
These epigenetic mechanisms work together with environmental factors to shape the development.
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Answer:
d. tissue
Explanation:
There are several levels of organization of life which starts from the functional unit of life called cell.Cells are made of a combination of macromolecules that consist of atoms. Several cells associate together to perform one or more specific functions at the tissue level. The tissue level is made up of similar cells that carry out similar task or functions. The robot’s cardiac cells that work together in synchrony could be considered at the tissue level.