ANY BIOLOGY GENIUSES OUT THERE PLEASE HALP
Define the terms abiotic and biotic factor. Provide at least one example of each in an ocean ecosystem. Be specific.
BIO DOESN'T LIKE ME VERY MUCH SO PLEASE HELP

The population of bacteria in a petri dish doubles every 40 seconds. the population of the bacteria is initially 400 organisms. what unit is most appropriate for the time at which the number of bacteria is 300? hour bacteria per hour second bacteria per second

Always use significant figure rules. remember that these rules apply to all numbers that are measurements. a car travels 6 miles north, 3 miles east, and then 2 miles south. what is the distance traveled? a.7 b.11

Which of the following sex and generation combinations directly produces the pollen tube of angiosperms? a) male gametophyteb) female gametophytec) male sporophyted) female sporophyte