Genetic screening & Genetic counselling. A-level Biology. Use of DNA probes & DNA hybridisation.
13:31
GENETIC FINGERPRINTING- A-level Biology. Gel electrophoresis, VNTRs and the uses.
19:23
AUTOSOMAL LINKAGE and DIHYBRID INHERITANCE- A-level Biology inheritance genetic crosses and ratios
13:14
PRODUCING DNA FRAGMENTS- Methods to produce DNA fragments for A-level recombinant DNA technology
16:57
How To Focus On The Right Problems
10:50
SCREENING & SELECTING TRANSFORMED CELLS. Help with in vivo cloning for A-level Biology
7:15
PCR In vitro cloning: A-level Biology. Polymerase chain reaction process and advantages
11:50
SPECIATION & GENETIC DRIFT- Disruptive selection leads to speciation (allopatric & sympatric).
16:06