2. The accompanying graph shows the relationship between mass and volume
for three samples, A, B, and C, of a
given material. What is the density of
this material?
35
30
25
20
8
Mass (o)
B.
15
10
A
5
5
-
0
0
5
LO
1 2 3 4
Volume (cm)
(1) 1.0 g/cm
(2) 5.0 g/cm
(3) 10.0 g/cm
(4) 20.0 g/cm
2

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: