Can someone please explain the different between haploids and diploids? My logic of it is completely messed up and I need someone to explain it thoroughly.

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

What are some possible short and long term medical concerns for crew members on longer space exploration trips

What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination