A process that is part of the cell cycle and parcels out the duplicated copies of genetic material for cell division in eukaryotes is called ________

A) nucleosome
B) meiosis
C) histone
D) mitosis


D

Biology & Microbiology

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Cytokines

A. play key roles in both specific and nonspecific immunity. B. play key roles in both specific and non-specific immunity and are required for regulation of the immune response. C. are required for regulation of the immune response. D. cause lysis of invading microorganisms.

Biology & Microbiology

The genes for mahogany eyes and ebony body are approximately 25 map units apart on chromosome III in Drosophila

Assume that a mahogany-eyed female was mated to an ebony-bodied male and that the resulting F1 phenotypically wild-type females were mated to mahogany, ebony males. Of 1000 offspring, what would be the expected phenotypes, and in what numbers would they be expected?

Biology & Microbiology

Mendel crossed two pea plants with round seeds. All seeds of the offspring were round. He then crossed a plant with round seeds to a plant with wrinkled seeds and all offspring had wrinkled seeds. Which of the following is true?

A) a mutation occurred B) the plants he used were not true breeding C) wrinkled is dominant D) round is dominant E) the trait does not breed true

Biology & Microbiology

A heterozygote has

A) two different alleles for a gene. B) only one allele for a gene. C) an extra genome. D) one copy of each sex chromosome.

Biology & Microbiology