The answer is c. their gametes do not require water for fertilization to occur.
<span>Fertilization is the process in which two gametes fuse which first creates a zygote and then leads to the development of an embryo. Pollination is a transfer of male pollen to the female reproductive organ. </span><span>After pollen lands on the stigma, pollen tube begins to grow until it reaches an ovule which is inside the ovary. A nucleus of pollen will fuse with a nucleus of the ovule and that fertilization will occur. </span>
<span>From the given observation are the shift of trachea to right and the distending of neck veins and the medical condition of pneumothorax implies that the sounds from the lungs are not heard on the left side of the chest. This is a case of suspicion of malignancy and since it requires immediate attention it must be in secondary stage.</span>
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