What causes the contraction of living muscle tissue?

The contraction of a striated muscle fiber occurs as the sarcomeres, linearly arranged within myofibrils, shorten as myosin heads pull on the actin filaments. A myofibril is composed of many sarcomeres running along its length; thus, myofibrils and muscle cells contract as the sarcomeres contract. The muscle contraction cycle is triggered by calcium ions binding … Read more

Are there male and female lavender plants?

Lavender is a monoecious plant which means that it has both male and female flowers on an individual plant. Further, Lavender has a perfect flower. This means that stamen and carpels, which are the female and male sex organs. At the Stamen, pollen is produced and these contain the male sex cell. Although lavender (Lavandula … Read more

Can you scrap old golf clubs?

Bottom Line- you don’t want golf clubs going into landfills because they take up space and the don’t break down. You can contact your local recycling center to see if they take golf clubs. You can donate to any of your local charities, they do take golf clubs. The First Tee– takes any and all … Read more

What is the best mall in the world?

the Dubai Mall Additionally, which country has the biggest shopping mall in the world? China Hereof, what is the top 10 biggest mall in the world? 9 of the Biggest Shopping Malls Around the World CentralWorld – Bangkok, Thailand. Berjaya Times Square – Kuala Lumpur, Malaysia. Dubai Mall – Dubai, United Arab Emirates. West Edmonton … Read more

Is MileagePlus Explorer Card worth it?

IS IT WORTH IT? YES. Based on your spending, your estimated rewards and bag-fee savings on the United℠ Explorer Card would make up for the annual fee. That doesn’t include the dollar value of the card’s other key benefits: priority boarding on every flight and two one-time passes each year to United’s airport lounges. The … Read more

Did Tim Burton make Batman Forever?

Directed by: Of course. However, Michael Keaton did not leave immediately with Tim Burton. Indeed, he was slated to return to what became Batman Forever rather late into its 1994 production. Additionally, will Tim Burton make another Batman? Director Tim Burton and star Michael Keaton redefined the nature of superhero films with his dark, gothic … Read more

What is Amex music?

Amex Music App. The American Express Music app takes fans on the journey of artists who are defining music culture. It allows users to be part of a story in progress, from their musical roots to their latest creative revelations. American Express: Right Behind You by mcgarrybowen | Creative Works | The Drum. who sings … Read more

What does the wheel bug eat?

These are insect predators that feed on caterpillars, moths, and other soft bodied insects. The front legs are enlarged and used to seize and hold its victims. The wheel bug then inserts its beak into its prey to drain the body fluids. Wheel Bugs are not aggressive and will avoid contact at all costs. Because … Read more