In circular DNA, the molecule is not shortened during replication
A. true
B. false
C
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The difference between cystic fibrosis and migraine is that the
A) former is caused by various environmental factors. B) former can be traced to a single gene. C) former is caused by the absence of a chromosome. D) latter is a Mendelian trait.
Scientific evidence suggests that Earth had cooled enough for_____ to accumulate by 4.3 billion years ago
a. carbon monoxide b. carbon dioxide c. oxygen d. water e. nuclei
Roundworms have organ system level organization in which groups of Organ work together to do a specific job
More questions all question are true or false 2. Plant cells have special structures that are not found in animal cells including a cell membrane a large central vacuole and plastids 3. Centrioles help organize chromosomes before cell division 4. Ribosomes can be found attached to the endoplasmic reticulum 5. ATP is made in the mitochondria . 6. Many of the bio chemical reaction of the cell occur in the cytoplasm. 7. Animal cells have chloroplasts organelles that capture light energy from the sun and use it to make food. 8. Small Hydrophonic molecules can easily pass through the plasma membrane 9. In cell level organization different cells are specialized for different functions. 10 The flagella on your lung cells sweep foreign particles and mucus to the mouth and nose. 11. Mitochondria contains its own DNA. 12. The plasma membrane is a single phospholipid layer that supports and protects a cell and controls what enters and leaves . 13. The cytoskeleton is made from thread like filaments and tubules.
Industrial melanism is a term
A. describing the color change induced by living in industrialized areas. B. describing the widespread implementation of pollution controls. C. describing the evolutionary process in which initially light-colored organisms become dark as a result of natural selection. D. explaining that the darker moths have higher mutation rates because of industrialization. E. explaining that the darker moths having higher reproductive success because of their pigmentation.