Cam plants have adapted to arid environments by closing their stomata during the day. however, photosynthesis still occurs. this is because view available hint(s)
a) co2 is fixed in the bundle-sheath cells some
b) co2 leaks through the closed stomata
c) co2 is fixed at night when the stomata are open photosynthesis occurs at night

Which of the following is not a major characteristic used to identify minerals? a. hardness c. density b. magnetism d. luster select the best answer from the choices provided a b c d i know it is not d

What is used to keep track of the gamates and possible offsprings combination

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.