During a late-summer walk through a park, you notice a tree that has remnants of many flowers but no fruits or seeds developing. There are no other trees like this one in the area. What could explain this occurrence?
A) It is actually a gymnosperm, not an angiosperm.
B) It is a female tree, and there are no known male trees of the same species in the area.
C) It is a male tree with only male flowers that produce pollen, but no seed, and hence does not form fruit.
D) It is a species that reproduces only by runners, not via fruits (or the seeds they contain).
C
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DNA replication is a complex process, and, as a result, the frequency of error is quite high.
Answer the following statement true (T) or false (F)
Which types of bonds might be involved in these transient protein-DNA interactions?
Some help with this question, please?
Once the strands of DNA are separated, the enzyme DNA polymerase ____ and links nucleotides together
a. reads the nucleotide sequence of the template strand b. transforms the template strand to either 3' or 5' c. transforms adenine to thymine and guanine to cytosine d. folds the bases back on themselves e. unwraps the DNA from the nucleosomes
A collection of birth defects caused by alcohol consumption during pregnancy is known as ____________________
Fill in the blank(s) with correct word