PLEASE HELP I BEG OF U PLEASE I WILL GIVE BRAILEST. El Nino begins with which of the following?

Question 27 options:

the eastward movement of winds and currents in the Pacific

heavy mudslides in California and tornadoes in Florida

the westward movement of winds and currents in the Pacific

upwelling of cold ocean water

Which of the following will not cause mass extinction? a. drastic change is weather b. geological change c. both a and b d. none of the above

What is unique about the members of the group of fungi to which penicillium notatum belongs? they are not important for medicine. they are not made up of hyphae. they are used in fermentation. they lost the reproductive phase.

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons