1. ) after his takes of life that explain why you have the same eye color with your siblings .

a. reproduction
b. dna code
c. made up of cells
d. all of the above

2. ) when covid-19 invades the human body , lymphatic system kicks in gear . it functions to battle the infection making sure that the body stay healthy .

a. Homeostasis
b. response to stimulus
c. irritability
d. adaption

3.) juan shades his eyes from a bright light .

a. adaption
b. responds to stimulus
c. universal genetic code
d. evolution


4. ) the following is LEAST
likely to dissolve in water .

a. non polar fats and oils
b. salt
c. polar sugar molecules
d. all of these

5. ) all living things found in a molecule called ____ which allows to pass on traits through a process called ___ .

a. metabolism ; homeostasis
b. respond ; reproduce
c . DNA ; heredity
d. all of these

6. ) example of food stores that contains simple sugar .

a. potato
b. banana
c. oat bar
d. rice

7. ) nucleotides are composed of ___
1. nitrogen base 2. faty acid
3. amino acids 4.5-carbonsugar
5. phosphate molecule

a. 1-2-3
b. 1-4-5
c. 1-2-4
d. 1-2-5 ​