The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping

True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.

Viruses have a core made up of everything listed here except a. plasmids. b. genetic material. c. dna. d. rna.

Why are recessive alleles not removed from populations over time? a.individuals can pass recessive alleles on to offspring b.recessive alleles are removed with enough time c.recessive alleles will always reappear after being removed