1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
larisa86 [58]
3 years ago
11

Do molecules move down their concentration gradient

Biology
1 answer:
elena-s [515]3 years ago
7 0

Image result for Do molecules move down their concentration gradient

In facilitated diffusion, substances move into or out of cells down their concentration gradient through protein channels in the cell membrane. Simple diffusion and facilitated diffusion are similar in that both involve movement down the concentration gradient.

You might be interested in
Which statement best describes the relationship between photosynthesis and energy
Ronch [10]
Photosynthesis is the PROCESS of a plant making chemical energy from energy from the Sun. Energy is the input and output.
4 0
3 years ago
Most plant leaves contain yellow and orange carotenoids as well as green chlorophylls. Why then are most leaves greenish
sattari [20]

Answer:

Because the leaves contain a greater concentration of green chlorophylls than yellow and orange carotenoids.

Explanation:

Chlorophyll and carotenoids are both pigments found in the cells of organisms like plants. They have differing color range depending on which wavelength of light they absorb and which they reflect. For example, chlorophyll pigment are green because they reflect green light and absorb others.

According to this question, the leaves of most plants contain yellow and orange carotenoids in addition to green chlorophylls but leaves are mostly green. This is because there is an abundant of chlorophyll pigment than any other pigment in the leaves of most plants. Hence, GREEN COLOR conferred by chlorophyll dominates and masks the color appearance of the other accessory pigments like yellow and orange carotenoids.

8 0
3 years ago
A group on the periodic table is best described as a
sdas [7]
It can also be called a column.
7 0
3 years ago
Read 2 more answers
A scientist at the polar ice cap was studying an ice sample from hundreds of meters below the surface. While examining the ice,
emmainna [20.7K]

Answer:

<em>The correct option is C) Plants</em>

Explanation:

Option A is false because the cell cannot be an animal cell. This is because an animal cell does not possess a cell wall.

Option B is false because the cell cannot be a bacterial cell. This is because a bacterial cell does not have a nucleus. Their genetic material is dispersed inside the cytoplasm.

Option C is correct because all the organelles, a cytoskeleton, mitochondrion, nucleus, cell wall, and ribosomes, are present inside the plant cells.

6 0
3 years ago
A strand of DNA has the bases AGTAAC. Using letters, show the matching DNA strand.
kkurt [141]
The matching DNA strand would be A - T, G - C, A -T, A - T, C - G, or in other words TCTTG (because you had the strand AGTAAC). 

Always remember that A pairs with T, G pairs with C, T obviously pairs with A, and C obviously with G.
5 0
3 years ago
Other questions:
  • Blank is producing plants for beauty
    13·1 answer
  • I need help fast in this question I keep getting it wrong
    11·1 answer
  • The body is composed of lean body mass (lbm) and body fat.<br> a. True <br> b. False
    14·1 answer
  • What is the function of an electromagnet in an electric doorbell?
    15·2 answers
  • Describe how are xylem and phloem are different and similar?
    7·1 answer
  • NEED HELP ASAP! 45 POINTS + BRAINLY FOR CORRECT ANSWERS!
    10·2 answers
  • Please help!!!
    12·2 answers
  • BRAINLIEST YOU WILL GET BRAINLIEST
    5·2 answers
  • A virus has entered your body through the air. You are coughing, and have a runny nose, and are running fever. 1. Idenitify the
    8·2 answers
  • One molecule of DNA has 30% G (guanine), how much C (cytosine) is present? _
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!