It is shared by birth cohorts. It is used in social science to defined
variations in the characteristics of an area of study such as the incidence of
a characteristic or the age at onset, such as year of birth, or year of
exposure to radiation, , over time among
individuals who are defined by some shared brain experience or common life
experience.
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C. Plagiarism i need more characters to send so uhm auvshsuejekeieiisusududhdhd
Developed a way to protect their foliage. Instead of flat leaves, pine trees have needles<span>. These </span>needles<span> are the key to the Winter survival of the </span>pine tree<span>. </span>Needles<span> cut evaporation so</span>trees<span> can save water!
Cacti have sines instead of leaves because they help protect them from getting eaten and they don't need leaves because they store water inside themselves.
They both have adapteations to help them servive in very harsh conditions. Cacti use their adaptations to survive in scourching heat and pine trees can servive in freezing cold.</span>
