When examining ice cores for seasonal information, the summer layers appear __________

because the ice there is __________ dense.



a. dark; less
b. dark; more
c. light; less
d. light; more


C

Biology & Microbiology

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When comparing an animal secretory cell and a photosynthetic leaf cell, both cell types are similar

EXCEPT ____.

a. both have a Golgi complex b. both have a cell membrane c. both have mitochondria d. both have a cell wall e. both have ribosomes

Biology & Microbiology

Endosymbiotic theory states that the organelles of eukaryotic cells originated from mutualistic relationships between two prokaryotic cells

1.True 2.False

Biology & Microbiology

The use of recombinant DNA technology to produce commercial products is known as ____________________. Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

The primary structure of a protein is determined by ________

A) pleated sheets B) covalent bonds formed between fibroin residues C) the sequence of amino acids D) a series of helical domains E) hydrogen bonds formed between the components of the peptide linkage

Biology & Microbiology