Which of the following plant natural products is/are cyanogenic glycoside(s)?
Which of the following plant natural products is/are cyanogenic glycoside(s)? (A) Linustatin (B) Limonene (C) Luteolin (D) Linamarin
Archives: Questions and Answers
Post Type for Questions and Answers
Which of the following tissue types is/are established during embryogenesis in wild-type Arabidopsis thaliana?
Which of the following tissue types is/are established during embryogenesis in wild-type Arabidopsis thaliana? (A) Shoot apical meristem (B) Rosette leaf primordium (C) Procambium (D) Lateral root primordium
The collateral and open type of vascular bundle with endarch xylem strand is usually found in
The collateral and open type of vascular bundle with endarch xylem strand is usually found in (A) monocot stem (B) dicot stem (C) monocot root (D) dicot root
Which one of the following plant families does apple (Malus domestica) belong to?
Which one of the following plant families does apple (Malus domestica) belong to? (A) Rosaceae (B) Rutaceae (C) Rubiaceae (D) Ranunculaceae
A 5250 base-pair long plasmid with 10 negative supercoils would have a linking number of __________, considering 10.5 base pairs per turn for B DNA.
A 5250 base-pair long plasmid with 10 negative supercoils would have a linking number of __________, considering 10.5 base pairs per turn for B DNA.
In Michaelis-Menten’s equation, if [ 𝑆 ] = 15 𝐾 𝑚 [S]=15K m , then the ratio 𝑣 0 𝑉 𝑚 𝑎 𝑥 V max v 0 is __________.
In Michaelis-Menten’s equation, if [S]=15Km[S] = 15 K_m[S]=15Km, then the ratio v0Vmax\frac{v_0}{V_{max}}Vmaxv0 is __________.
Factor H, a complement regulatory protein in plasma, binds C3b and
Factor H, a complement regulatory protein in plasma, binds C3b and (A) competes with factor B to displace Bb from convertase. (B) initiates the catabolism of C3b into inactive products. (C) then binds to C3bBb convertase. (D) acts as a cofactor for factor I.
Which one or more of the following statements correctly describe(s) the changes upon the addition of puromycin during eukaryotic translation?
Which one or more of the following statements correctly describe(s) the changes upon the addition of puromycin during eukaryotic translation? (A) Puromycin resembles the aminoacyl end of the charged tRNA. (B) Puromycin occupies the A site of the translating ribosomes. (C) Puromycin occupies the P site of the translating ribosomes. (D) Puromycin occupies the E … Read more
Which one or more of the following statements is/are correct in the processing of pre-mRNA in eukaryotes?
Which one or more of the following statements is/are correct in the processing of pre-mRNA in eukaryotes? (A) 3′ → 5′ exonuclease activity is involved in the conversion of pre-mRNA to mRNA. (B) 5′-capping and addition of 3′-poly A tail precede splicing. (C) Splicing of pre-mRNA occurs via transesterification reaction. (D) Alternative splicing can yield … Read more
Which one or more of the following statements correctly describe(s) fluorescence spectroscopy?
Which one or more of the following statements correctly describe(s) fluorescence spectroscopy? (A) The emission maxima (λmax) is independent of the excitation wavelength. (B) The emission maxima (λmax) depends on the concentration of a quencher. (C) The emission maxima (λmax) varies with solvent polarity. (D) The emission maxima (λmax) varies with temperature.