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
erik [133]
3 years ago
5

I will Mark you Brainliest for the quickest and correct answer Please help O really need you help

Biology
2 answers:
Licemer1 [7]3 years ago
7 0

Answer:

it controls which substances enter and leave the cell

Explanation:

Lady bird [3.3K]3 years ago
3 0

Answer:

may be the strength and stiffness

You might be interested in
Enzymes antibodies and clotting compounds are made of
lys-0071 [83]
<span>Enzymes antibodies and clotting compounds are made of proteins, in which these proteins generally exist in different forms and a common example of it are the amino acids. To add up, these enzyme antibodies aids the immune system by serving as a catalytic antibody producing a hapten molecule.</span>
8 0
3 years ago
With advancing age, the lymphatic system ________.
Pepsi [2]

The right answer is D (less responsive to antigens)


It is proven that, after puberty, thymus activity (an organ that is included in the lymphatic system, producing T cells that pick up antigens) decreases and that in adult and aged people the thymus has no role. Work done in humans indicate that in fact the cellularity begins to decline from birth in favor of lymphocyte perivascular spaces and connective and adipose tissue, which leads to a decrease in the capture of antigens.

4 0
3 years ago
Which is true regarding the TCA cycle (Krebs cycle)? A. pyruvate is an end product of the cycle B. energy capture in the cycle i
Naily [24]

Answer: D. some components of the cycle are used as building blocks for certain anabolic pathways.

Explanation:

The citric acid cycle or Kreb's cycle is the part of the cellular respiration. It is a sequence of chemical reaction which is used by all the aerobic organisms so as to store energy by the process of acetyl CoA oxidation derived by the process of fats, proteins and carbohydrates into forms like carbon dioxide and adenosine triphosphate (ATP).

The acetyl CoA is used in the process of synthesis of fatty acids. The citrate is used for the synthesis of cholestrol. The oxaloacetate and alpha ketogluterate are used for the synthesis of aminoacids. Succinyl CoA is used for the synthesis of poryphrins and fatty acids.

5 0
3 years ago
Use the drop-down menus to match each phrase below with the type of microscope it describes.
VikaD [51]
A compound light microscope magnifies objects in steps.
An electron microscope is the type that was used to observe the first strands of DNA.
A compound light microscope contains a series of lenses.
A compound light microscope includes magnifying glasses.
An electron microscope creates a digital image.
A simple light microscope uses one lens for magnification.
4 0
3 years ago
Read 2 more answers
Suppose you have mono hybrid snapdragons in your garden and you find that they produce red seeds to white seeds in the ratio of
motikmotik
Your answer would be <span>A/half red and half white. Hope this helps.</span>
4 0
3 years ago
Other questions:
  • The parents of a child with attention deficit–hyperactivity disorder ask the nurse about using medication. what is the most freq
    7·1 answer
  • What surrounds and houses the spinal cord?
    8·2 answers
  • What do cells need to stay alive
    7·2 answers
  • 5. Which of the following correctly lists the kingdoms of life scientists currently use? (1 point) Terapoda, Aminota, Mammalia,
    12·1 answer
  • PLZ ANSWER ASAP 50 POINTS!!!
    15·2 answers
  • What does "semi-permeable" mean
    5·2 answers
  • BRAINLIEST if right!
    10·1 answer
  • "In the experimental setup below, which substance would be used to prove that the gas produced by the yeast in the vacuum bottle
    14·2 answers
  • Which of the following organism would you consider to be unicellular and multicellular
    14·1 answer
  • Please answer this correctly​
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!