Thyroid disease causes dry eyes. Puffiness of the lids, swelling, bulging eyeballs, double vision, and pain when moving the eyes are all symptoms of this ailment, which an eye doctor will recognize and refer you to the appropriate health care provider for diagnosis and treatment.
Report Abuse. asexual reproduction is simply cloning-an exact copy of the single parent genes, while sexual reproduction allows a mixture of alleles creating more variation. Source(s): i am a bio major and tutor.bio girl Â· 7 years ago.exual reproduction on the other hand involves the mating of two half cells of similar genetic code but not the same. The source of the two half cells are two different living things with different codes. Hence you have more variation in sexual reproduction vs asexual. Know-it-all Â· 7 years ago.
asexual reproduction a process by which organisms multiply without the formation and fusion of specialized sex cells (GAMETES). Each feature of asexual reproduction has its advantages and disadvantages. The genetically identical products of asexual reproduction are called CLONES. Asexual reproduction is a feature of lower animals and occurs in all groups of plants, including ANGIOSPERMS, usually in addition to sexual reproduction. Perhaps the fixed location of many plants makes this type of reproduction particularly suitable.