Answer:
It was formed around 4.5 billion years ago when something the size of mars smashed into the Earth, which made matter fly into orbit.
The number of new infants per one thousand individuals in a population per year is the birthrate
Answer: Genetic engineering has many applications to medicine that include the manufacturing of drugs, creation of model animals that mimic human conditions and gene therapy.
Explanation:
Answer: There are four stages of mitosis: prophase, metaphase, anaphase and telophase.1) Prophase: chromatin into chromosomes, the nuclear envelope break down, chromosomes attach to spindle fibres by their centromeres 2) Metaphase: chromosomes line up along the metaphase plate (centre of the cell) 3) Anaphase: sister chromatids are pulled to opposite poles of the cell 4) Telophase: nuclear envelope reforms, chromosomes unfold into chromatin, cytokinesis can begin The order of the stages of mitosis can be remembered using the mnemonic PMAT.
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Give me the brainiest!</h2>
Answer:
The correct option is: A) sympatric speciation
Explanation:
Sympatric speciation is a type of geographic mode of speciation. It refers to the evolution of two or more than two new or descendant species from the existing common descent. The new species and the ancestral species all live in the same geographic area or location.
The common example of this speciation is insects like moths that become dependent on different plants belonging to the same geographical area.
