MATSEC AM Biology case studies
MATSEC AM Biology · Put your knowledge to work in context.
MATSEC Advanced Matriculation (AM) Biology is a subject syllabus offered at the Advanced Matriculation level by the MATSEC Examinations Board of L-Università ta' Malta. MATSEC lists four examination levels - SEC (Secondary Education Certificate), SEAC (Secondary Education Applied Certificate), IM (Intermediate Matriculation) and AM (Advanced Matriculation) - and publishes a subject syllabus for each level for each year. The MATSEC AM Biology case studies are 5 cases and about 2,610 words.
1Lactose-Free Milk: Choosing Reactor Conditions for Immobilised Lactase
Alina runs a small dairy in Xewkija that wants to sell lactose-free milk. Each batch is 8,000 L, and the lactose concentration is about 140 mM.
636 words, about 3 min2A Family with Duchenne-Like Weakness: Reading a Pedigree Before DNA Testing
Six-year-old Ġorġ is referred with progressive difficulty climbing stairs and a waddling gait. His serum creatine kinase is 12,400 U/L (normal < 200), and he has calf pseudohypertrophy and a positive Gowers sign.
575 words, about 3 min3CO2 Enrichment in a Greenhouse: Does More Carbon Dioxide Always Pay?
Nadia grows tomatoes in a polytunnel in Malta. In January, inside CO2 is 410 µmol mol−1, temperature 22 °C, and maximum light at midday is 600 µmol m−2 s−1.
462 words, about 2 min4A Marathon Runner in a Maltese Summer: Fluid Balance Judgement
During a half-marathon in July, 70 kg Kevin runs for 2 hours at 32 °C and loses 1.6 L of sweat per hour. He drinks 1.5 L of plain water per hour because he is worried about dehydration.
458 words, about 2 min5An Endemic Snail on a Limestone Cliff: Sampling and Managing a Tiny Population
On a limestone cliff in Gozo, an endemic snail species survives at three sites. A mark–recapture study gives 140, 45 and 20 individuals; a fourth site had 60 in 1998 but none now.
479 words, about 2 min