Which of the following equation is balanced

4H2 + O2 - > H2O + O

2H2 + O2 - > 2H2O

H2 + O2 - > H2O

H2 + O2 - > H2O+O2

Whats property of electromagnetic waves

What structure connects the right and left cerebral hemispheres?

The adipose tissue in the hypodermis performs a variety of functions. which function does the adipose tissue not perform?

Peacocks display their brilliant plumage. What does this display communicate?

Scientists studied reproduction in the New Zealand mud snail to answer the question, "Are there benefits to reproducing sexually or asexually?" Which of these hypotheses would least likely aid the scientists as they worked to answer the question?

What Gives Directionality To Carbohydrates?

Invertebrates are the most commonly found fossils because they:

Recent studies have found traces of the insecticide DDT accumulated in the fat tissue of many wild animals. A correct explanation for this accumulation is that

Cell engulfs microorganisms in cell "eating": pinocytosis active transport phagocytosis passive diffusion facilitated diffusion

Which kind of organism is an autotroph? consumer producer decomposer herbivore