The pattern of leaf arrangement on a stem is called
A. protodermis.
B. meristematic spacing.
C. nodular termini.
D. phyllotaxy.
E. axillary arrangement.
Answer: D
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In the translation process, what occurs when a stop codon is encountered?
a. A new protein is released. b. The ribosome accepts charged tRNAs. c. A large ribosomal unit joins a small unit. d. Energy is obtained from GTP.
The ____ is a bone of the lower leg in humans
a. femur b. tibia c. radius d. ulna e. humerus
Which of the following statements about CRISPR are accurate? Select all that apply.A) CRISPR was first discovered in single-celled eukaryotes.B) Where naturally found in cells, CRISPR acts as a form of immune defense against viruses.C) CRISPR utilizes an endonuclease enzyme called Cas9.D) CRISPR can only be used by researchers to target a specific sequence of nucleotides in single-celled prokaryotes and eukaryotes.E) CRISPR requires a guide RNA molecule to identify the nucleotide sequence destined for editing.
What will be an ideal response?
Refer to the accompanying figure. Based on the phenotypes of the third generation, the genotype of the father in the second generation must be:
a. homozygous for albinism.
b. heterozygous for hair color.
c. heterozygous for albinism.
d. X-linked.
e. dominant