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Biology Science

08/17/20

what is the independent variable?

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Biology Science

08/17/20

What is the difference between the independent variable, dependent variable, experimental group, control group, constants

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Biology

08/17/20

what is the independent variable between placebo group, pulse/heart rate, amount of caffeine, number of subjects in each group, time pulse was taken, and groups with caffeine

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Biology

08/16/20

What is chromatography? What is it used for?

Think about how mixtures and solutions are separated.

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Answers •3

Biology

08/15/20

Mitochondrial DNA has been the subject of many studies. Why are mitochondrial diseases so much worse than regular ones?

Think about what the mitochondria does, what is present in it, etc.

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Biology Evolution

08/06/20

If evolution is true why are there still monkeys?

Important concepts to answer this question:What are mutations and what are the implications of them?What is selection and how does it act on mutations?What is a species and how doe new species arise?

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Biology Genetics Transcription And Translation

08/04/20

This high energy molecule provides the energy to drive translation:

This high energy molecule provides the energy to drive translation:Group of answer choicesGTPCTPUTPATP

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Biology Genetics Transcription And Translation

08/04/20

Termination of eukaryotic transcription is best described as:

genetics biology (Transcription and Translation)**please explain answerTermination of eukaryotic transcription is best described as:Group of answer choicesThe message is cleaved near a polyA signal... more

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Biology Genetics Transcription And Translation

08/04/20

A pre-mRNA must be processed to produce the final mRNA product of a gene-which of the following is NOT a normal processing step?

A pre-mRNA must be processed to produce the final mRNA product of a gene-which of the following is NOT a normal processing step?Group of answer choicesAddition of a 5' capSplicing out of any... more

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Answers •2

Biology Genetics Transcription And Translation

08/04/20

Both prokaryotic and eukaryotic mRNA share the following features, EXCEPT:

Both prokaryotic and eukaryotic mRNA share the following features, EXCEPT:Group of answer choicesa) Polypeptide/protein-coding sequenceb) A 3 prime untranslated regionc) A 5 prime untranslated... more

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Biology Biochemistry Cell Molecular Biology

08/02/20

Intracellular signaling pathways that are participating in protein sorting and membrane traffic

Hi!I am studying biotechnology. Now I'm doing a course of Molecular biology of the Cell, and one of my tasks is to write an essay about "Intracellular signaling pathways". This essay topic is very... more

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Biology Biochemistry

07/24/20

Explain the metabolic pathways of Cytochromes P450 to lipid lowering agents and grapefruit and acetaminophen and grapefruit

Explain metabolic pathways of Cytochrome 450 to a. lipid lowering agents and grapefruit and b. Acetaminophen and grapefruit Identify the several effects to the human body when these enzymes are... more

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Biology Chemistry

07/24/20

The diversity of functional groups on sugars that can form glycosidic bonds greatly increases the information content of glycans relative to oligopeptides

(A) Consider three amino acids, A, B, and C. How many tripeptides can be formed from one molecule of each amino acid? (B) Now consider three sugars—glucose, glucuronic acid,... more

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Biology Anatomy Physiology

07/23/20

Describe the structure and function of the blood brain barrier. Describe the process of CSF production.

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Biology Eyes

07/23/20

A lady is looking at the eye chart from a distance of 20 ft. The lady then shifts to looking at her phone. Compared to when she was looking at the eye chart,

1) the suspensory ligaments get taut2) The ciliary muscles remain the same3) the ciliary mulsces relax4) the crystalline lens bulges5) the pupil must get smaller

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Biology

07/23/20

Punnet Squares and Inheritance Assignment

A gardener became famous when he accidentally bred a new type of purple orchid. Upon further investigation, scientists found that the color of the orchid came from one gene and that the purple... more

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Biology

07/21/20

What is the meaning of osmosis

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Biology Genetics Blood

07/19/20

could Cameron be Carina ’s father?

details here Cameron (possible dad) Type B Negative Maria (mother) O Negative Carina (daughter) Type O Positive show your work using PUNNETT SQUARES

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Biology Chemistry

07/16/20

Which of the following statements about muscle contraction are true?

(A) ATP hydrolysis releases myosin from actin.(B) F-actin is a polymer of G-actin monomers and exhibits symmetry.(C) ATP hydrolysis causes a conformational change in the myosin head.(D) The heavy... more

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Biology Chemistry

07/16/20

Chyomotrypsin catalyze the hydrolysis as the following, which of the following are true?

(A) The specificity pocket is shape- and charge- complementary to aromatic amino acid residues.(B) Ser195 performs general base catalysis.(C) His57 residue on the right panel performs general acid... more

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Biology Chemistry

07/16/20

which of the following about enzyme catalysis are true?

(A) Non-catalyzed biochemical reactions always occur at physiological useful timescales.(B) They are generally equally active on D and L isomers of a given substrate.(C) They can increase the... more

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Biology Chemistry

07/16/20

In the double-reciprocal plot of Michaelis-Menten kinetics in the presence and absence of an inhibitor, which of the following are true?

(A) This is a competitive inhibition.(B) This is an uncompetitive inhibition.(C) The binding site of the inhibitor is different to that of the substrate.(D) The number 3 represents the enzymatic... more

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Answers •1

Biology Chemistry

07/16/20

Which of the following about Michaelis-Menten kinetics (m-M) are true?

(A) It is applied when the steady-state assumption is hold. (B) kcat (or k2 above) is called turnover number.(C) KM is numerically equal to the affinity between the substrate and the enzyme.(D) The... more

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Biology

07/14/20

Which the following enzyme catalyze the following reaction specifically? H2O2 --> H20 and O2

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Biology

07/14/20

Which of the following is true about the organization of skeletal muscle?

During skeletal muscle contraction, which of the following narrows?

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Answers •1

what is the independent variable?

What is the difference between the independent variable, dependent variable, experimental group, control group, constants

what is the independent variable between placebo group, pulse/heart rate, amount of caffeine, number of subjects in each group, time pulse was taken, and groups with caffeine

What is chromatography? What is it used for?

Mitochondrial DNA has been the subject of many studies. Why are mitochondrial diseases so much worse than regular ones?

If evolution is true why are there still monkeys?

This high energy molecule provides the energy to drive translation:

Termination of eukaryotic transcription is best described as:

A pre-mRNA must be processed to produce the final mRNA product of a gene-which of the following is NOT a normal processing step?

Both prokaryotic and eukaryotic mRNA share the following features, EXCEPT:

Intracellular signaling pathways that are participating in protein sorting and membrane traffic

Explain the metabolic pathways of Cytochromes P450 to lipid lowering agents and grapefruit and acetaminophen and grapefruit

The diversity of functional groups on sugars that can form glycosidic bonds greatly increases the information content of glycans relative to oligopeptides

Describe the structure and function of the blood brain barrier. Describe the process of CSF production.

A lady is looking at the eye chart from a distance of 20 ft. The lady then shifts to looking at her phone. Compared to when she was looking at the eye chart,

Punnet Squares and Inheritance Assignment

What is the meaning of osmosis

could Cameron be Carina ’s father?

Which of the following statements about muscle contraction are true?

Chyomotrypsin catalyze the hydrolysis as the following, which of the following are true?

which of the following about enzyme catalysis are true?

In the double-reciprocal plot of Michaelis-Menten kinetics in the presence and absence of an inhibitor, which of the following are true?

Which of the following about Michaelis-Menten kinetics (m-M) are true?

Which the following enzyme catalyze the following reaction specifically? H2O2 --> H20 and O2

Which of the following is true about the organization of skeletal muscle?

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