Which option is not a correct match of an enzyme and its function?

1.
rna primase: catalyzes the addition of an rna "primer" to the first available spaces of a dna strand during replication

2.
dna helicase: removes telomeres to make room for new dna nucleotides

3.
rna polymerase: catalyzes the addition of rna nucleotides to an mrna strand during transcription

4.
dna polymerase: catalyzes the addition of dna nucleotides to a new dna strand during replication

Select all the correct answers. lactobacillus is a bacteria that live inside humans. these bacteria live on the nutrients from our bodies. they to keep our gut clean and healthy. s. typhi is a bacteria that enter our bodies through contaminated food. this bacteria causes infections in the body. based on this information, which two statements about the association between these bacteria and humans are true? a. lactobacillus shares a parasitic relationship with humans. b. s .typhi shares a parasitic relationship with humans. c. both lactobacillus and s. typhi share a parasitic relationship with humans. d. both lactobacillus and s. typhi share a mutualistic relationship with humans. e. lactobacillus shares a mutualistic relationship with humans, and s. typhi shares a parasitic relationship multiply chrse

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone