Define/Explain the following terms:
$(a)$ Life span
$(b)$ Spores
$(a)$ Life span
$(b)$ Spores
(N/A) $(1)$ Life span: The period from birth to the natural death of an organism represents its life span.
$(2)$ Spores: These are microscopic,asexual reproductive units produced within structures called sporangia. Upon germination,they develop into a new individual.
$(2)$ Spores: These are microscopic,asexual reproductive units produced within structures called sporangia. Upon germination,they develop into a new individual.
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