An ecologist catches 100 frogs from a pond, marks them, and releases them back into the pond. after a few days, another 100 frogs are captured and 10 have the marks on them. how many frogs are in the pond?

Why does binomial nomenclature use Latin?

One example of a genetic variation within a bird species is individuals having ... A Beaks of different lengths B Broken wings C Double stranded DNA 1 Pairs of chromosomes E Multiple copies of genes

Draw a lake and label the photic, aphotic, littoral, limnetic, and benthic zones

What do haploid and diploid mean and what are their representative symbols

Are corpse flowers vascular or non vascular?

Which animal group has mostly live births?

What are the stages of the plant life cycle

Which ratio between primary neuron and secondary neuron would allow for the greatest receptive field sensitivity?

Which of the following is NOT generally associated with a thunderstorm? A. tornado B. lightning C. dry air

In chickens, comb shape is determined by genes at two loci (R, r and P, p). A walnut comb is produced when at least one dominant gene R is present at one locus and at least one dominant gene P is present at a second locus (genotype R_ P_).