Adenine pairs with thymine (or uracil), and guanine pairs with cytosine.
Because a<span>t some point during its life cycle, it had a dorsal hollow nerve chord, notochord, pharyngeal gill slits, and finally a muscular tail.
hope this helped and is right :)</span>
Answer:
Since cell division occurs twice during meiosis, one starting cell can produce four gametes (eggs or sperm). In each round of division, cells go through four stages: prophase, metaphase, anaphase, and telophase
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Answer:
is it true or false that new cells arise from pre-existing cells.False
Explanation:
False
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Explanation:
Bonds form when atoms share or transfer valence electrons. In a covalent bond, two atoms share one or more electrons. Water is a polar molecule. A hydrogen bond is a relatively weak bond between two oppositely partially charged sides of two or more molecules.