Posted by Delilah on Wednesday, January 16, 2013 at 8:21pm.
How many chromosomes do human sex cells have? (1 point)
The actual genetic makeup of an organism for a particular trait is called the ______. The physical characteristic that trait gives the organisms is called the ______. (1 point)
none of the above
Of the following, which represents a homozygous recessive genotype?
Structures in organisms that are no longer of use are called ______ structures. (1 point)
Change in the hereditary features of a type of organism over time is ______. (1 point)
Studying the early growth and development of animals provides clues to their shared ancestry; this field of study is called ______. (1 point)
FOR #7-10: the answer choices are dominant, alleles, genetic engineering, recombinant, genes, recessive
Because of ______, tomatoes can now be picked and transported great distances before they ripen. (1 point)
Inserting a useful gene into the DNA of another organism is called ______ technology. (1 point)
______ are different forms of a gene that codes for a certain trait. (1 point)
Gregor Mendel discovered some alleles can cover up the presence of others; these alleles are called __________. (1 point)
2. genotype; phenotype
7. genetic engineering
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