The heart is a cone-shaped, fist-sized organ positioned on a tilt, with two-thirds of its mass to the A. Left of center, base down B. Right of center, base down C. Left of center, base up D. Right of center, base up

Trilobal fibers were found on kidnapping victim. which of the following fibers would most likely to be trilobat? a. cotton b. nylon c. wool d. silk me

Where substance is produced during cellular respiration

Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.