Phases of meiosis I
How homologous chromosomes separate into two sets. Prophase I, metaphase I, anaphase I, and telophase I.
How homologous chromosomes separate into two sets. Prophase I, metaphase I, anaphase I, and telophase I.
This YouTube video explains how river basins are formed.
This 20 minute YouTube video explores the differences between small and large scale agriculture and the uses of each.
Outcomes:
Skeletons support and protect our bodies. Bugs have exoskeletons outside their bodies, while humans have endoskeletons inside. Our bones are in axial (skull, ribcage, spine) and appendicular (arms, legs) groups. Bone marrow makes blood cells; more specifically, red marrow makes blood and yellow marrow stores fat.
The phases of Meiosis.
This YouTube documentary highlights the ecological and socio-economic importance of the Tana River Basin in Kenya.
Micturition (peeing) starts with urine flowing from the kidneys to the bladder via ureters. The bladder expands using transitional epithelium. Urine exits through the urethra, controlled by internal and external urethral sphincters. Ureters prevent backflow, thereby reducing infection risk
This 32 minute long YouTube video investigates the water contamination problems in Tanzania, with specific focus on Dar Es Salaam.
This 11 minute long YouTube video describes the various causes and types of water pollutants.