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
AleksAgata [21]
3 years ago
8

_________7. During strenuous exercise, skeletal muscles use up ___________ and produce large amount of ________, which causes pa

in and fatigue in the muscle.
A. Oxygen, lactic acid C. CO2, pyruvic acid
B. Pyruvic acid, lactic acid D. Pyruvic acid, CO2
Biology
1 answer:
DanielleElmas [232]3 years ago
3 0

Answer:

A. Oxygen, lactic acid

You might be interested in
Loriciferans are microscopic multicellular animals that live in various marine sediments. Scientists have discovered a genera of
givi [52]

Answer:

ughg

Explanation:

uhghg

8 0
3 years ago
Fill in at least 3 characteristics of each type of organism:
adelina 88 [10]

Answer:

Explanation:

Producer: Plants, use sunlight for energy, creates their own energy

Consumer: Uses other living things for food, can’t create their own energy, we are consumers

Decomposers: Mushrooms and fungi, break down decaying plants or animals, their actions creates nutrients for the soil

3 0
3 years ago
What are some shortcomings of using this model as a replica of universe expansion?
VMariaS [17]

Answer: The shortcomings of the experiment design is what the universe has no known limit to which it can grow. As for a balloon when enough air is put in, it will pop.

Explanation:

8 0
2 years ago
You are a pharmaceutical researcher trying to design a new drug for the treatment of cystic fibrosis. You are aware that an extr
iragen [17]

Answer:

Endoplasmic reticulum is the defective organelle in most CF.

Explanation:

This is because of  mutation(deletion) in the proteins of these organelle. The CFTR  protein -a transmembrane regulator get stucked inside the E.R, thus  the  CFTR chloride protein channel is blocked. Therefore the outflow of Cl and water  out of the cell  is obstructed.

Consequently, the mucus from blocked fluid flow, clogs the lungs, the fallopian tube, sweat duct, and other places.

4 0
3 years ago
Help help help help​
denis23 [38]
Literacy :)))))))))))))))))))))))))
4 0
3 years ago
Other questions:
  • Where do you think trees get there nutrients they need to grow
    5·2 answers
  • What is the most important nutrient for energy?​
    12·1 answer
  • How is the trachea adapted to reduce the entry of live pathogens?
    11·1 answer
  • Mention three importance of soil organisms.​
    11·1 answer
  • The A band of skeletal muscle is formed by noncovalent cross-bridges between the thin filaments that are mainly ________ and the
    15·1 answer
  • In the water cycle, what does an increase in precipitation immediately cause?
    15·1 answer
  • selectivley permeable barrier that is made up of phospholiod bi-layer that controls what enters and leaves the cell
    8·2 answers
  • What is a biology? And what is learned?
    14·1 answer
  • What are the basic units of a chemical element called
    11·1 answer
  • All organisms have the same feedback mechanisms that help them maintain homeostasis.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!