Which of the following is not an ultimate goal of science? a. make predictions b. understand patterns c. give explanations for natural events d. produce unchanging, absolute answers

Sand spinifex grass is adapted to growing on sand dunes. it is a rapidly spreading plant and the creeping runners produce new root systems. which of these best explains the benefits of these features? a. it limits water loss through the leaves. b. it provides support by anchoring the plant. c. it protects the plant from predators. d. it allows the plant to tolerate salt. reset submit

Aboy with an extra x chromosome probably has which of the following syndromes?

When does the circulatory system work with the respiratory system? a. during blood cell formation b. during cellular respiration c. during intestinal digestion d. during a viral infection