Answer:
Platelets
Explanation:
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Platelets are not a type of white blood cell because they only help treat wounds and slow down/stop you from bleeding.
they don't remove any germs. they only help treat your wound.
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Hope this helped :)
A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms. These electron pairs are known as shared pairs or bonding pairs, and the stable balance of attractive and repulsive forces between atoms, when they share electrons, is known as covalent bonding.
Answer:
Hemagglutinin is an envelope viral protein used to attach to host cells and gain entry via endocytosis
Testosterone helps RNA polymerase transcribe certain genes. It is a steroid hormone.
<h3>Testosterone and gene expression</h3>
Testosterone is a steroid hormone produced in the gonads and secreted by the Leydig cells.
During gene expression, testosterone helps to RNA polymerase, which is a key enzyme that acts during transcription.
During transcription, RNA polymerase sequentially adds nucleotides in order to form a single strand RNA.
Learn more about transcription here:
brainly.com/question/1048150
