What lead the Alvarez team to suspect that the asteroid impact crater they were looking for
existed under the sea?
O Analysis of the iridium layers around the globe revealed
salt content.
O They had not found an eligible crater on land, and Earth
is mostly covered by water.
O Analysis of craters on land revealed shock-fractured
quartz
O They found iridium in bedrock that was once under the
sea, and they could measure it.

What is the role of fadh2 in cellular respiration

Plants that have reproductive structures called cones are?

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.