When first visible at the beginning of mitosis, the chromosome ________
a. is contained within the nucleosome
b. consists of a single chromatid
c. has lost its histones in anticipation of division
d. is duplicated
d
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Choose the true statements about the genomes of plants (especially Arabidopsis and rice), animals, and fungi.
_____ Plants, animals, and fungi share most of the same genes for intermediary metabolism, genome replication, and protein synthesis. _____ "Plant" genes include those coding for photosynthetic pathways and morphology. _____ Plants generally have smaller genomes than those of animals and fungi. _____ Rice has fewer genes than humans.
Paired chromosomes in a cell in which members of the pair have genes for the same traits are called
A) Alleles B) Synapsis C) Sister chromatids D) Homologous chromosomes E) Centrioles
Lakes that receive large amounts of organic matter from surrounding land, particularly in the form of humic materials that stain the water brown, are called ________ lakes
Fill in the blank(s) with correct word
In cats, the dominant white gene (W) may or may not also cause deafness. Homozygotes are more likely to be deaf than heterozygotes
If you breed heterozygous white cats together and produce 100 kittens, how many would you expect to be deaf if all the proportions came out perfectly? Assume that heterozygotes have an 8% chance of being deaf, and homozygotes a 60% chance of being deaf.