Plants contain meristems whose major function is to

A) attract pollinators.

B) absorb ions.

C) photosynthesize.

D) produce more cells.

E) produce flowers.

What was linnaeus's major contribution to organism classification?

Cell differentiation in multicellular organisms allows cells to?

A potential problem for the principle of equality as it applies to affirmative action plans is that the differences between groups are often a. average differences. b. economic differences. c. metaphysical differences. d. moral differences

Describe two features of adaptive plasticity (in the brain)

an error occurs when the DNA of a cell is copied. however, the cell does not divide after the error is detached. which statement best describes the cell cycle for this cell

What is the function of heart valves? They return blood to the heart. They force blood to flow out of the heart. They regulate the heart rhythm. They prevent blood from flowing backwards.

Scientists use different types of models to analyze the structure of ecosystems. Which characteristic is seen in a biomass pyramid

What field is used to classify organisms

Which best describes how the fossil record supports the theory of evolution? a. The fossil record shows exactly how all species have evolved. b. The fossil record refutes Darwin's theories. c. The fossil record cannot accurately be aged. d.

Which type of diagram illustrates the flow of energy through a group of particular species? A. food web B. food chain C. energy plate D. energy pyramid