Phenotype is the observable physical or biochemical character of an organism as determined by both genetic makeup and environmental influences. It is the expression of a certain trait such as blood type or short stature based on genetic and environmental influences.
Whereas genotype is the set of genes responsible for a specific trait. Phenotype is the physical expression of that trait.
Answer from: Quest
endo:
regulates body hormones, aldosterone, vasopressin
neural:
signal, regulates body using electric signals, reflex
endo has to do with hormones; aldosterone and vasopressin are both hormones. i also had this question and got it right : d
Answer from: Quest
igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.
Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass
19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase
Asample of a population should be large enough to: a. justify the cost of the items needed for the simulation. o b. include more than half of the entire population. o c. span the full spectrum of a population's genetic variation, o d. generate a very large amount of data.