Entries by Daphne Hanson

Create a dichotomous key for the organisms below

Create a dichotomous key for the organisms below. All organisms must be isolated at the end and there should not be a group of them. Staphylococcus aureus Citrobacter freundiiStaphylococcus epidermidis Proteus vulgaris Enterococcus faecalis Serratia marcescens Escherichia coli Micrococcus leuteus Pseudomonas aerugenosa Enterobacter aerogenes

Geneticists have discovered the existence of meiotic drive genes, which have alleles that, when present in a heterozygous state

Geneticists have discovered the existence of meiotic drive genes, which have alleles that, when present in a heterozygous state, are able to become incorporated into much more than 50 percent of the gametes. As a result, the offspring ratios are not what Mendel would have predicted. Which statement about these meiotic drive genes is true? […]

 Which of the following are benefits of biodiversity?

Which of the following are benefits of biodiversity? (Choose all correct answers.) O Diverse ecosystems provide clean air and water and buffer against flooding and drought. As biodiversity increases, so too does the stability of ecosystem processes. Diverse communities may contain new crop species or genes that could enhance our traditional crops through genetic engineering

 External comparison of different leaves

External comparison of different leaves. Common name o gender 1 Cydista oequinoctialis 2 Caladium abigarrada 3 Cassipoured congoensis 4 Triticum sp 5 Begonia rex 6 Cecropia peltata 7 Colutoea imparipinada 8 Aralia sp 9 Aconitum vulparia 11 Fagus sivatica 00 Shape of the margins Shape of the foliar lamina Degree of foliar división (simple or […]