Dandelions develop seeds by apomixis. What benefits does this strategy provide over vegetative or sexual reproduction?
A. Apomixis provides the benefits of seed dispersal, while maintaining a genome adapted to a given climate.
B. Apomixis is beneficial in sheltered areas where wind pollination would be difficult.
C. Apomixis is beneficial for plants that attract a diverse mix of bees and other pollinators.
D. Apomixis makes the dandelions more resistant to herbicides.
Answer: A
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Paramecium is a single-cell eukaryotic organism that can reproduce by mitotic cell division. Prior to the M phase of the cell cycle, which of the following must occur?
A. The cell must replicate its chromosomes. B. The cell must first be fertilized. C. The nucleus must divide. D. Chromatids must be separated. E. The nuclear envelope must disintegrate.
As a protein is being synthesized, the correct folding of the protein is aided by the movement of nonpolar amino acids toward the inner areas of the protein. How can this phenomenon be explained?
What will be an ideal response?
At the growing end of a DNA chain, DNA polymerase catalyzes the formation of a disulfide bond between the 3'-OH group of the deoxyribose on the last nucleotide and the 5'-phosphate of the dNTP precursor
Indicate whether the statement is true or false
An individual is heterozygous for a gene at a specific locus. Sister chromatids will have _______ (the same form/different form) of alleles at that locus after S phase
Fill in the blank(s) with correct word