The body of yak found in Himalayan region has thick fur while the cow found in terai has only thin? Explain with reason​

The large ground finch obtains food by cracking seeds. what is its short, strong beak an example? a) tendency toward perfection b) adaptation of a species over time c) selective use and disuse of an organ over time d) scarcity of recourses

What is the function of the nucleus in the euglena cells you observed?

Does solar energy ever run out? brainliest