Decide whether each of the following pairs of structures more likely represents analogy

Introductory Chemistry 5
What are the basic unitssingle atoms, molecules, or formula unitsthat compose each substance? (a) \(\mathrm{Rb}_{2} \mathrm{O}\) (b) \(\mathrm{N}_{2}\) (c) \(\mathrm{Fe}\left(\mathrm{NO}_{3}\right)_{2}\) (d) \(\mathrm{~N}_{2} \mathrm{~F}_{4}\)

Engineering Mechanics: Statics 14
Determine the magnitude of the resultant force and its direction, measured counterclockwise from the positive x axis.

Organic Chemistry 11
Write structural formulas for all of the alkenes with (a) the formula C2H2Br2 and (b) the formula C2Br2Cl2. In each instance designate compounds that are cistrans isomers of each other. Predict the dipole moment of each one.

Anatomy & Physiology 1
Which muscle has a convergent pattern of fascicles? a. biceps brachii b. gluteus maximus c. pectoralis major d. rectus femoris

Biology: The Unity and Diversity of Life 15
A massive die-off of lobsters in the Long Island Sound was blamed on pesticides sprayed to control mosquitoes that carry West Nile virus. Why might a chemical designed to kill insects also harm lobsters but have no effect on sea stars?

Plant Systematics 3
What criteria are used to distinguish between ovule types? Which type is most common and ancestral in the angiosperms?

Chemistry for today : general, organic, and biochemistry 9
Write formulas for the following compounds: a. barium hydroxide b. magnesium sulfite c. calcium carbonate d. ammonium sulfate e. lithium hydrogen carbonate

Biochemistry 9
Identify the following by describing their functions: EF-G, EF-Tu, EF-Ts, EF-P, and peptidyl transferase.