Biology and Genetics

Which of the following statements about an increased root-to-shoot ratio is FALS

Which of the following statements about an increased root-to-shoot ratio is FALSE? Hints Hint 1. (click to open) An increased root-to-shoot ratio will improve water relations for …

Which of the following statements about annotating a eukaryotic genome is false?

Which of the following statements about annotating a eukaryotic genome is false? A. Scanning for regions in a human genomic sequence that have similarity to genes from closely rel…

Which of the following statements about antigen-presenting cells is correct? A.

Which of the following statements about antigen-presenting cells is correct? A. Macrophages present foreign peptides to B cells and stimulate them to become activated B cells B. D…

Which of the following statements about antiplatelets is TRUE? Answers A-E A Dab

Which of the following statements about antiplatelets is TRUE? Answers A-E A Dabigatrin is known as a double prodrug since the parent compound is metabolized into an active substa…

Which of the following statements about autosomes is true? Select all that apply

Which of the following statements about autosomes is true? Select all that apply Question 18 options: Autosomes determine gender. Autosomes vary between males and females. Humans …

Which of the following statements about biological membranes are TRUE? Multiple

Which of the following statements about biological membranes are TRUE? Multiple answers: You can select more than one option They constitute selectively permeable boundaries betwe…

Which of the following statements about cancer cells is TRUE? a. The respiratory

Which of the following statements about cancer cells is TRUE? a. The respiratory chain is highly active to support fast growth and cell division. b. Cancer cells produce 2 lactate…

Which of the following statements about chemical synapses is FALSE? Neurotransmi

Which of the following statements about chemical synapses is FALSE? Neurotransmitters that bind to receptors controlling excitatory membrane channels increase the tendency to deve…

Which of the following statements about chloroplast electron transport is incorr

Which of the following statements about chloroplast electron transport is incorrect? E. electrons flow from NADH to oxygen to form water Please explain A. ATP synthesis occurs by …

Which of the following statements about cluster of differentiation (CDs) molecul

Which of the following statements about cluster of differentiation (CDs) molecules is correct? A. Unfortunately, the presence of various CDs on the cell’s surface cannot be used t…

Which of the following statements about collagen is false ? It is asecreted prot

Which of the following statements about collagen isfalse? It is asecreted protein. It is the mostabundant protein in animal tissues. It forms adouble helix, with two collagen mole…

Which of the following statements about collagen is false? A) The collagen prote

Which of the following statements about collagen is false? A) The collagen proteinase cleaves the termini of pro collagen B) Cells bind collagen directly through cell surface inte…

Which of the following statements about control of digestion is false? a. The ho

Which of the following statements about control of digestion is false? a. The hormone pepsin, stimulated by HCl, begins protein digestion in the stomach b. Parasympathetic stimula…

Which of the following statements about cyclic photophosphorylation and noncycli

Which of the following statements about cyclic photophosphorylation and noncyclic photophosphorylation is correct? a. Cyclic photophosphorylation involves only photosystem II and …

Which of the following statements about depression and smoking is true? Medicati

Which of the following statements about depression and smoking is true? Medications that affect brain receptors for nicotine seem to be the same receptors that affect mood. Depres…

Which of the following statements about descent with modification is false ? A.

Which of the following statements about descent with modification is false? A. Any two species share some characteristics because they descended from a common ancestor that lived …

Which of the following statements about differential gene expression in segmenta

Which of the following statements about differential gene expression in segmentation is false [A] Maternal effect genes establish the polarity of the developing embryo. [B] The nu…

Which of the following statements about diseases related to carbohydrate metabol

Which of the following statements about diseases related to carbohydrate metabolism is False? Select one: a. Galactokinase deficiency causes increased [Galactose] in blood and uri…

Which of the following statements about disturbance and competition is FALSE? Di

Which of the following statements about disturbance and competition is FALSE? Disturbance can cause the competitive landscape to shift through time. a) Disturbance can cause the c…

Which of the following statements about double fertilization in angiosperms is c

Which of the following statements about double fertilization in angiosperms is correct? One pollen grain combines with the egg to form the zygote, and one pollen grain combines wi…

Which of the following statements about ecosystems is not true? Energy cycles in

Which of the following statements about ecosystems is not true? Energy cycles in an ecosystem as the same form at each level. An ecosystem is comprised of biotic and abiotic compo…

Which of the following statements about endoderm differentiation is NOT true? Se

Which of the following statements about endoderm differentiation is NOT true? Select one: a. In most cases, organ formation involves the interaction between the endodermal epithel…

Which of the following statements about energy is false? Select one: a. Is the c

Which of the following statements about energy is false? Select one: a. Is the capacity to do work b. Is stored in the bonds of molecules c. Can be transformed d. Is necessary for…

Which of the following statements about energy is false? Select one: a. Is the c

Which of the following statements about energy is false? Select one: a. Is the capacity to do work b. Is stored in the bonds of molecules c. Can be transformed d. Is necessary for…

Which of the following statements about enhancers is NOT true? RNA polymerase Il

Which of the following statements about enhancers is NOT true? RNA polymerase Il binds enhancers to initiate transcription. Factors that bind enhancers are important for recruitin…

Which of the following statements about enhancers is NOT true? RNA polymerase Il

Which of the following statements about enhancers is NOT true? RNA polymerase Il binds enhancers to initiate transcription Factors that bind enhancers are important for recruiting…

Which of the following statements about enzymes is incorrect? Short-Answer Quest

Which of the following statements about enzymes is incorrect? Short-Answer Questions ! can initiate chemical reactions b) Enzymes speed up chemical reactions Enzymes often induce …

Which of the following statements about epithelial tumors is true? Tumors of the

Which of the following statements about epithelial tumors is true? Tumors of the epithelium are called sarcomas. Benign epithelial tumors can’t initiate angiogenesis. Tumors of th…

Which of the following statements about estuaries is FALSE? Organisms living in

Which of the following statements about estuaries is FALSE? Organisms living in estuaries must have adaptations that allow them to survive variable salinities. Salinity may vary v…

Which of the following statements about estuaries is FALSE? Organisms living in

Which of the following statements about estuaries is FALSE? Organisms living in estuaries must have adaptations that allow them to survive variable salinities. Salinity may vary v…

Which of the following statements about even & odd-chain fatty acids is/are fals

Which of the following statements about even & odd-chain fatty acids is/are false? (There is more than one answer) A) A difference between even-chain and odd-chain fatty acids…

Which of the following statements about evolution by natural selection is TRUE?

Which of the following statements about evolution by natural selection is TRUE? Question 1 options: During a windy season, the length of individual wheat stalks get shorter. The p…

Which of the following statements about extracellular antigens is false? a. They

Which of the following statements about extracellular antigens is false? a. They may possess several epitopes. b. They may interact with several different antibody paratopes. c. T…

Which of the following statements about fat digestion and absorption is correct?

Which of the following statements about fat digestion and absorption is correct? a) Pancreatic lipase is a lipid soluble enzyme that hydrolyzes free fatty acids. b) Micelles are s…

Which of the following statements about fermentation is NOT correct? this form o

Which of the following statements about fermentation is NOT correct? this form of metabolism occurs when O2 and the ETC are absent pyruvate or other downstream molecules are reduc…

Which of the following statements about functional tRNAs are correct? Circle all

Which of the following statements about functional tRNAs are correct? Circle all that apply They contain many modified nucleosides About half their nucleosides are in base-paired …

Which of the following statements about functional tRNAs are correct? Circle all

Which of the following statements about functional tRNAs are correct? Circle all that apply They contain many modified nucleosides About half their nucleosides are in base-paired …

Which of the following statements about gene imprinting is TRUE? Select one: A G

Which of the following statements about gene imprinting is TRUE? Select one: A Gene imprinting is a male reproductive strategy that can reduce the lifetime reproductive success of…

Which of the following statements about genetic testing methods is NOT true? Whi

Which of the following statements about genetic testing methods is NOT true? Which of the following statements about genetic testing methods is NOT true? O The reason that SNP-chi…

Which of the following statements about genome-wide association studies (GWAS) i

Which of the following statements about genome-wide association studies (GWAS) is false? A. GWAS can be used even if more than one gene can cause the disease of interest. B. Studi…

Which of the following statements about genome-wide association studies are true

Which of the following statements about genome-wide association studies are true? a) Genome-wide association studies based on the trio design would be least appropriate when sever…

Which of the following statements about genome-wide association studies are true

Which of the following statements about genome-wide association studies are true? THERE CAN BE MORE THAN ONE TRUE ANSWER a) Genome-wide association studies based on the trio desig…

Which of the following statements about genomic DNA libraries are FALSE? (a) The

Which of the following statements about genomic DNA libraries are FALSE? (a) The larger the size of the fragments used to make the library, the fewer colonies you will have to exa…

Which of the following statements about genomic and cDNA libraries is true? A) A

Which of the following statements about genomic and cDNA libraries is true? A) At least 95% of a genome is represented in a cDNA library B) Sequences coding for mRNAs are not foun…

Which of the following statements about genomic and cDNA libraries is true? A) A

Which of the following statements about genomic and cDNA libraries is true? A) At least 95% of a genome is represented in a cDNA library B) Sequences coding for mRNAs are not foun…

Which of the following statements about globular proteins are true? 1) The prote

Which of the following statements about globular proteins are true? 1) The protein folds to make itself as compact as possible. 2) The packing of the protein is such that hydrophi…

Which of the following statements about good experiments is TRUE? A. A good expe

Which of the following statements about good experiments is TRUE? A. A good experiment should include all hypothesized casual factors in one experimental group. B. A good experime…

Which of the following statements about growth in cells is false? A) microtubule

Which of the following statements about growth in cells is false? A) microtubule growth is dependent on the gamma ring complex B_ GTP- alpha and beta add on to the minus ends of m…

Which of the following statements about hand preference is FALSE? In adults, han

Which of the following statements about hand preference is FALSE? In adults, hand preference is correlated with hand preference of one's parents. In infancy, hand preference is co…

Which of the following statements about hemoglobin and myoglobin structure are t

Which of the following statements about hemoglobin and myoglobin structure are true? Select all the true statements. Each iron atom can form six coordination bonds: One of these b…