Biology, 15.12.2020 23:30 JvGaming2001
Which statement best describes a cause and its effect that occurs during the process of muscle contraction?
A.
The shortening of the sarcomere causes the release of calcium around the myofibrils.
B.
The presence of calcium ions within nerve cells causes the sarcomere to shorten.
C.
The release of calcium ions causes myosin and actin to attach to each other.
D.
The pull of myosin on actin causes the motor neuron to send a nerve impulse.
Answers: 2
Biology, 21.06.2019 20:00
Need will mark ! which features are created by groundwater erosion and deposition? check all that apply. a. stalagmitesb. sinkholesc. rillsd. stalactites e. gullies f. rivers
Answers: 1
Biology, 22.06.2019 09:00
The bacteria inside a tube worm would be analogous to what organism in the ocean ecosystem near the waters surface? a. photosynthetic algae b. shrimp c. clown fish d. parasitic lamprey
Answers: 1
Biology, 22.06.2019 10:50
What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis
Answers: 2
Which statement best describes a cause and its effect that occurs during the process of muscle contr...
Arts, 04.11.2020 18:30
Social Studies, 04.11.2020 18:30
Geography, 04.11.2020 18:30
Law, 04.11.2020 18:30
Mathematics, 04.11.2020 18:30