The relatively large number of new mutations that occur in the human genome each generation is tolerable because:
A. we have excellent DNA repair
mechanisms.
B. most of the mutations occur in somatic
cells, not germ cells.
C. most of our genome is non-coding DNA,
so few mutations affect our proteins.
D. we have excellent protein repair
mechanisms.
E. compared to other organisms, changes in
our proteins have relatively little affect on our
cells' structure and function.
C
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If you put some water in a bucket and left it in your backyard, the water level would rise and fall over time with the weather. The table represents data collected from a bucket that was initially filled to the halfway mark with water. The water depth was measured on the last day of the month for 2 years. Although the water never completely dried up, it also never overflowed during this time. Answer the following question(s) based on the data.MonthWater Level (cm)MonthWater Level (cm)130133822414393201537424164852617486291849735195582820459312147103422501138235512372451Which month was the wettest?
A. Month 19 B. Month 22 C. Month 16 D. Month 15
________ convey information within the nervous system
Fill in the blank(s) with the appropriate word(s)
Which of the following may show enzymatic
activity? I. lipids II. proteins III. RNA a. I only b. II only c. III only d. I and II e. II and III
Enhancer trapping might occur if you create a library of insertions bearing enhancer-less GAL4 genes. Their expression will be controlled by __________
A) also inserting a viral enhancer B) also inserting a GAL4 reporter C) including a bacterial origin sequence D) enhancers mapping near the insertion site E) including an enhancer activator