HOMOLOGOUS CHROMOSOMES HAVE 2 COPIES OF EACH CHROMOSOME WITH WHAT?
What will be an ideal response?
SAME SIZE, SHAPE, AND CENTROMERE LOCATION
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A candy bar contains 108 calories per serving. There are 4 grams of carbohydrate, 5 grams of protein, and 8 grams of fat in a serving. How many of the calories come from fat?
A. 72 B. 16 C. 18 D. 20
In Drosophila melanogaster the allele for red eyes is dominant over the allele for purple eyes, and the
allele for a gray body is dominant over the allele for a black body. A testcross was done to check for genetic linkage between the genes for these traits, with the following results for the offspring:478 flies with red eyes and a black body 27 flies with red eyes and a gray body 462 flies with purple eyes and a gray body 33 flies with purple eyes and a black body Which of the choices below best represents the map distance between the genes for these two traits?
a. 50.0 map units b. 30.0 map units c. 47.0 map units d. 27.0 map units e. 6.0 map units
Glucose and sugars in DNA and RNA
a. have the same number of carbon atoms. b. have the same structural formulas. c. are the two components of sucrose. d. are monosaccharides. e. are both components of RNA
In chickens, both males and females inherit autosomal genes that control the ability to lay eggs but only hens (females) actually lay eggs. This is an example of a _______________ trait.
a) sex-limited b) sex-linked c) sex-influenced d) maternal influence effect