What is the purpose of the part of the male reproductive system that is
highlighted below?
O
A. Creates the fluid in semen
O
B. Manufactures sperm cells
O
c. Stores sperm cells until they mature
O
D. Transfers sperm cells to the urethra

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

When a person is exercising the body needs to deliver increased amounts of oxygen to the muscles which component of blood ensures that the muscles will receive it

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?