This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What kind of movement of particles is able to move against normal concentration gradients? a. ... (Read 36 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
on: Aug 22, 2018

What kind of movement of particles is able to move against normal concentration gradients?
  a. Active transport
  b. Diffusion
  c. Osmosis
  d. Dispersion



Question 2

What kind of metabolic rate do humans have?
  a. Endothermic
  b. Exothermic
  c. Ectothermic
  d. Hyperthermic



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bimper21

  • Sr. Member
  • ****
  • Posts: 309
Reply #1 on: Aug 22, 2018
Answer to Question 1

ANS: A
Active transport is able to reverse passive diffusion. It does require energy to perform because it is not
a passive process like diffusion. Information can be found in the section Environmental Factors
Influence the Success of Marine Organisms.



Answer to Question 2

ANS: A
Humans have a high internal temperature relative to our surroundings. It remains constant despite
changes in the environment, making us endothermic. Information can be found in the section
Environmental Factors Influence the Success of Marine Organisms



pepyto

  • Member
  • Posts: 547
Reply 2 on: Aug 22, 2018
:D TYSM

abro1885

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra Positron emission tomography (PET) image showing the difference in the metabolic activity of the bra
Blood vessels: (A) normal artery, (B) constriction, and (C) arteriosclerosis and atherosclerosis. Blood vessels: (A) normal artery, (B) constriction, and (C) arteriosclerosis and atherosclerosis.
Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how
cell movement cell movement
Density of Papillae, and Hence Taste Buds, in a Supertaster and in a Normal Taster Density of Papillae, and Hence Taste Buds, in a Supertaster and in a Normal Taster
Three standard sizes of cuffs: a small cuff for a child or frail adult; a normal-sized adult cuff; ... Three standard sizes of cuffs: a small cuff for a child or frail adult; a normal-sized adult cuff; ...
Video: Definitions of stroke volume, preload definition & Factors influencing stroke volume

For a complete list of videos, visit our video library