As glândulas endócrinas são aquelas que não possuem ducto e sua secreção é lançada diretamente nos vasos sanguíneos. O conjunto de glândulas endócrinas forma o sistema endócrino e as secreções dessas estruturas são denominadas de hormônios. Como exemplo de glândulas endócrinas, podemos citar: 4 pontos
a) coração, hipófise, timo, suprarrenal, paratireoide
b) Paratireoides, tiroxina, Aldesterona, Pancreas
c) fígado, ovários, espermatozoide, pâncreas, epifise
d) Pâncreas, Hipófise, Pineal, Tireoide, testículo

1. environmental factors, such as ph and temperature, can affect the function of an enzyme. a. true b. false 2. which of the following is an organic molecules (ex. vitamins) that an enzyme? a. coenzyme b. product c. active site d. substrate 3. how do enzymes effect the speed of a chemical reaction? a. they speed it up b. they slow it down c. they have no effect on the speed of a reaction 4. during a chemical reaction, an enzyme is used up so that it can only be used one time. a. true b. false 5. which of the following results from a chemical reaction that is catalyzed by an enzymes? a. active site b. product c. substrate d. coenzyme

Suppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer

Drag each label to the correct location on the table. each label can be used more than once. decide whether each statement describes saturated fat, unsaturated fat, or both saturated and unsaturated fats.