Mel was measuring the volume of water in this 25 ml graduated cylinder. he wanted to measure 13.7 ml as accurately as possible. what advice would you give mel before starting to measure the water?
a) use a 10 ml graduated cylinder.
b) use a larger graduated cylinder.
c) use a cylinder with .1 ml increments.
d) be sure to read the bottom of the meniscus.

Asnail, elodea (aquatic plant), or both were added to the tubes and they were stoppered. tubes were placed under a grow light for 24 hours and the results recorded. the test tubes were then covered for 24 hours to produce a dark environment and the results recorded. which statement best explains the change in test tube d from the light setup to the dark setup.

In a classic experiment using pea shape, mendel conducted two separate genetic crosses. in the first cross the parent plants were “true breeding” for pea shape; one had round peas ( r )and the other had wrinkled (r). the first cross produced a filial 1 generation of all round peas. in the second cross, mendel bred plants from the filial 1 generation. this cross produced different results. out of approximately 1000 plants, about 75% were round and 25% were wrinkled.

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above