What is the relationship between genes and DNA? in sexual reproduction, offspring get their genes from their parents. They get half from mom
and half from dad.

Scientists used bacteria and added just one extra gene to it to develop insulin to treat people
with diabetes.

Genes are specific pieces of DNA that give living things their traits.

Which of the following protists gets nutrients mainly by absorbing molecules from other organisms through their cell walls and cell membranes? a. amoebas b. water molds c. ciliates d. slime molds

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?