genetics and inheritance

sexual and asexual reproduction: 

sexual:

• produces variation in offspring
• survival advantage 
• slower 
• requires both parents to reproduce 

asexual:

• only 1 parent required 
• quicker and more effcient 
• more risky as the whole species could die if the conditions arent favourable as there is no variation in offspring 

dna structure: 

• 2 strands wrapped around into a double-helix shape
• dna is a polymer as its made up of monomers 
• adnince, thymine, cytosine, guanine
• …