Oxygen has an atomic mass of 16 and an atomic number of 8. How many neutrons are present?
A. 24
B. 4
C. 8
D. 16
Answer: C
You might also like to view...
Expression of a cloned eukaryotic gene in a bacterial cell involves many challenges. The use of mRNA and reverse transcriptase is part of a strategy to solve the problem of _____
A) post-transcriptional processing B) electroporation C) post-translational processing D) nucleic acid hybridization E) restriction fragment ligation
Antimicrobial peptides called ________ are secreted in sweat and damage bacteria and fungi
A) antibodies B) dermcidins C) TLRs D) complement factors E) cytokines
Answer the question using the accompanying figure.Which number identifies the location where the organ of Cortiis
found?
a. 2 b. 4 c. 6 d. 8 e. 10
Referring to the image above, what is the most likely sequence of DNA that codes for the amino acid sequence is asn-tyrphe-
ser-pro?
a. AACTATAAATCACCA b. GGGCCATGTAAACTA c. CUUAUAAAAAGUUGA d. TTGATAAAAAGTGGT e. TTGATCGGAAGTTGA