Bio

• Prophase

  chromosomes condense and nuclear membrane breaks down
• Metaphase

  chromosomes line up at the centre
• Anaphase

  spindle fibres pull chromatids to either ends
• cerebrum


  controls movements, memory, language, vision, intelligence
• cerebellum


  muscle coordination and balance
• medulla

  unconscious activities
• long sighted

  doesn't bend enough light

  eyeball too short
• Short sighted

  light focuses in front of retina

  eyeball too long
• Cholera

  bacteria

  causes diahorria

  via contaminated water

  clean water access to prevent
• Malaria


  protists

  damages red blood cells

  via animal vectors

  mosquito nets and insect repellant
• Ebola


  virus

  haemorrhagic fever

  via bodily fluids

  isolate infected people and sterilisation
• chalara ash dieback


  fungus

  leaf loss, bark lesions

  via air

  remove infected trees
• chlamydia


  bacteria

  causes infertility

  wear condom and screening
• HIV


  virus which destroys white blood cells

  leads to AIDS

  spread via bodily fluids

  wear condom, avoid needle sharing, screening
• Pregnancy tests


  The stick has blue beads with monoclonal antibodies where if you are pregnant, the HCG binds to the antibodies and moves up the stick
• Smoking

  cardiovascular disease

  heart attack or stroke due to blood clots in arteries

  lung damage
• Alcohol


  liver cirrhosis