Help me PLEASE! Choose one answer! First one to answer get Brainliest! 15.) The preserved traces OR remains of an organism that lived in the past.

A.) Trilobite
B.) Fern
C.) Fossil
D.) Gastropod

Regarding most of the narrator’s story, which word best describes the tone?

Color blindedness is a sex-linked trait. if we could see the pedigree chart for several more generations of the family illustrated here, we would expect a) more males to be color blind. eliminate b) more females to be color blind. c) no females to ever be color blind. d) an equal number of males and females that are color blind.

Why are lipids and proteins free to move laterally in membranes?