Answer the following statements true (T) or false (F)
1. A mitochondrion has its own genome, so it can live independently from a eukaryotic cell.
2. Paternal inheritance occurs in plants but not animals because plants have chloroplasts instead of mitochondria.
3. In biparental inheritance, paternal and maternal gametes provide chloroplasts to the zygote.
4. The actions of Xist result in an organism that is a phenotypic mosaic.
1. FALSE
2. FALSE
3. TRUE
4. TRUE
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When taxonomists classify organisms using a phylogenetic approach, they are most concerned with
a. derived traits. b. ancestral traits. c. cladists. d. outgroups. e. ingroups.
DNA profiling relies on an individual's ________, no two of which are the same between different people, except identical twins.
A. unique set of short tandem repeats within DNA B. unique set of genes C. unique mRNA sequences D. unique fingerprints
Predators capture a constant proportion of prey
without regard to prey abundance as is shown in a. model I. b. model II. c. model III. d. models II and III. e. all of these models.
Hamilton explained the origin of altruism in selected insect societies with his kin selection model of sex determination. Since males are haploid and females are diploid, the workers share a very high proportion of alleles, theoretically as high as 75%. What is this called?
A. haplodiploidy B. altruism C. haploidy D. diploidy E. parthenogenesis