Students place a plant in a dark, windowless closet for two days. Which of these will help the plant maintain homeostasis? a
decreasing stem size
b
losing all of its leaves
c
using stored sugars
d
growing deeper roots

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.

This is collection of data made by comparing objects in standard units. in science, the units are metric.