A student finds the mass and the volume for four different samples and records them in the table below. What is the density of Sample 2? sample. mass. volume.
1. 89g. 3 cm cubed.
2. 26g. 13 cm cubed.
3. 23g. 65 cm cubed.
4. 160g. 125 cm cubed.

Record your answer and fill in the bubbles on your answer document. Be sure to use the correct place value.
For science

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions,because prokaryotes don't have nuclei.

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.