Biology, 25.09.2019 19:30 paulesparsa6

Why are valves found in veins, but not in capillaries or arteries?

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 02:30, Destinywall

Did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?

Answers: 1

continue

Biology, 22.06.2019 05:30, KArrington815

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

Answers: 1

continue

Biology, 22.06.2019 05:50, nschavez123

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Answers: 3

continue

Biology, 22.06.2019 20:00, lattimore12

Whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.