Which of the following macromolecules are polymers?

a

lipids

b

carbohydrates

c

nucleic acids

d

proteins

e

all the choices are polymers

What mineral is mined in the Congo and used in cell phones?

What is the structures and functions of the circulatory system?

What is the function of camp in regulation of the lac operon?

How many oxygen atoms are in 6 co2 and 6 h2o

Simple epithelia have more layers for protection, whereas stratified epithelia allow materials to move across them and are less protective. True False

How do the abiotic factors of water velocity, sedimentation, and turbidity affect a watershed?

A woman had one damaged Fallopian tube. The damage completely blocks the opening of the tube at the ovary. How will this most likely affect her fertility

What might happen if you changed one nucleotide in a codon?

Oxygen weathers rock through a process called

The table below compares the distances between two astronomical bodies and two cities on Earth. Distances in Space and on Earth Bodies/Locations Distance A and B 440 billion km C and D 8,000 km Based on the table, which of the following statements