SLO Post Test Practice

Scientific hypothesis must be proposed in a way that

• ensures that the experiment will be valid

• enables them to be proved valid

• enables them to be tested

• Doesn't contradict a previous experiment

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Which of the following is NOT found in the nucleus

• plasma membrane

• chromosomes

• genes

• DNA

When comparing plant and animal cell, which organelle would you expect to find in plant cell but not animal cells?

• mitochondrion

• ribosome

• chloroplast

• smooth endoplasmic reticulum

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During DNA replication, a DNA strand that has the bases CTAGGT produces a strand with the bases

• TCGAAC

• GATCCA

• AGCTTG

• GAUCCA

What happens during the process of translation?

• messenger RNA is made from DNA

• the cell uses information from messenger RNA to produce proteins

• transfer RNA is made from messenger RNA

• copies of DNA molecules are made

Genes contain instruction for assembling

• purines

• nucleosomes

• proteins

• pyrimidines

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How many bases are needed to specify three amino acids

• 3

• 6

• 9

• 12

A breed of chicken shows codominance for feather color. One allele codes for black feathers, another codes for white feathers. The feathers of heterozygous chickens of this breed will be

• black

• white

• grey

• speckled

If an organisms diploid number is 12, its haploid number is

• 12

• 6

• 24

• 3

Which of the following is the correct sequence of events in aerobic cellular respiration

• glycolysis to fermentation to krebs cycle

• krebs cycle to electron transport chain to glycolysis

• glycolysis to krebs cycle to electron transport

• krebs cycle to glycoloysis to electron transport

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