Phytophthora infestans is an organism that causes the serious potato disease known as potato blight. the effect of phytophthora infestans was most pronounced in ireland in 1845-57. it killed most of the potato crop which caused over one million people to starve to death. what type of organism is phytophthora infestans. a) bacteria b) fungi c) protist d) virus

Most crimes involve some evidence relating to the human body; for that reason, what related science is frequently used in forensic investigations? a)psychiatry b)physics c)botany d)biology

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content

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.