Fast
arthur made a mistake labeling the diagram of the three stages of the cell cycle.

where is the error in the diagram?

dna is copied during the shortest stage.
the cytoplasm divides during the longest stage.
the nucleus divides in the stage before the cytoplasm divides.
both the nucleus and the cytoplasm divide in the same stage.

Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o