1 Articular cartilage: the bones of a synovial joint are covered by this layer of hyaline cartilage that lines the epiphyses of joint end of bone with a smooth, slippery surface that does not bind them together; articular cartilage functions to absorb shock and reduce friction during movement.tructural and functional differences distinguish synovial joints from cartilaginous joints (synchondroses and symphyses) and fibrous joints (sutures, gomphoses, and syndesmoses).
Summary. The Trans-Saharan Trade Route was a trading route that traded between Mediterranean countries and sub-Saharan Africa. Early makings of this trade path began around 1000 BC, with two regions that desired salt and gold.Gold and salt trade fueled the economy of the Saharan region.he Trans-Saharan Trade Route was a trading route that traded between Mediterranean countries and sub-Saharan Africa.
Since probably 3500 B.C.E, the Saharan and Sub-Saharan regions of Africa have been separated by the extremely harsh climate of the sparsely populated Sahara, forming an effective barrier interrupted by only the Nile River in Sudan, though the Nile was blocked by the river's cataracts.ub-Saharan African countries spent an average of 0.3% of their GDP on science and technology on in 2007. This represents an increase from US$1.8 billion in 2002 to US$2.8 billion in 2007, a 50% increase in spending.