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(a)i)
- Brain
- Eyes
- Upright posture/bipedal locomotion
- prehensible arm/hand
- Speech
ii) State the ways in which Homo sapiens differs from Homo habilis
•standing upright/erect posture
•intellectual capacity/higher thinking •capacity/bigger brain/higher brain capacity
•communication through language/speech
b) i) Explain Larmarck’s theory of evolution
- Inheritance of acquired characteristics/environment induces production of a favorable trait which is then inherited
ii) Explain why Lamarck’s theory of evolution is not accepted by biologists today
- evidence does not support Lamarck’s theory
- acquired characteristics are not inherited/inherited characteristics are found in reproductive cells only
iii) Explain Darwin’s theory of evolution
- inheritance of genetically acquired characteristics
- a character happens to appear spontaneously which gives advantage to an organism therefore adapted then inherited through natural selection
Anganifelix answered the question on April 17, 2018 at 15:00
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