Biology, 30.08.2021 17:10 kirathadoll
Which one of these is NOT an over-arching theme of Biology?
1. every reaction has an equal and opposite reaction
2.structure leads to function
3. genetic information is universal
4.all living things are composed of cells
Answers: 3
Biology, 21.06.2019 17:20, owensdonld
The trp operon in e. coli regulates genes that code for enzymes required for synthesis of the repressible operon. when tryptophan is not available amino acid tryptophan. the trp operon is a in the environment, the trp repressor protein activeinactiveregulated. therefore, rna polymerase can bind to the genes to begin transcription.
Answers: 1
Biology, 22.06.2019 05:20, bear342
Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.
Answers: 3
Biology, 22.06.2019 15:00, whiteshawn0250
Ineed with a hypothesis my question is can seeds sprout in different locations?
Answers: 1
Biology, 22.06.2019 17:10, jcultr4s3nse
How would you describe an allele that be expressed and determines an organisms appearance? a. uncapitalized b. responsive c. recessive d. dominant
Answers: 1
Which one of these is NOT an over-arching theme of Biology?
1. every reaction has an equal and opp...
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