Which statements about electromagnetic or mechanical waves are true? Select all that apply. Light waves are mechanical waves.
Sound waves are mechanical waves.
Light waves are electromagnetic waves.
Sound waves are electromagnetic waves.
Only mechanical waves can travel through a vacuum.
Only electromagnetic waves can travel through a vacuum.

The main role of dna in the  cell is the long-term storage of information. it is often compared to a blueprint, since it contains the instructions to construct other components of the  cell, such as  proteins  and rna molecules.the main function of rna is to carry information of amino acid sequence from the genes to where  proteins  are assembled on  ribosomes  in the  cytoplasm. mark brainliest, my work is good.

Ibelieve the answer is b) aerosol inhalation may lead to heart attacks.

Sleep abnia or hyfromortisyndrone

Ithink its genetic continuity