What does the cell membrane do in plant and animal cells? The function of the cell membrane is to regulate the flow of water and other material in and out of the cell. It also acts as a protective barrier. Animal cells simply have a cell membrane, but no cell wall. What is the main […]
Where do the Seanad meet?
Where do the Seanad meet? Seanad Éireann Last election 30–31 March 2020 Meeting place Seanad chamber Leinster House, Dublin Website Where is the Irish Parliament? Since 1922, it has met in Leinster House in Dublin. The Dáil took its current form when the 1937 Constitution was adopted, but it maintains continuity with the First Dáil […]
Do grizzly bears have DNA?
Do grizzly bears have DNA? “Just like humans, each bear has unique DNA,” the park service notes. “Biologists can collect DNA samples from hair and scat and use this DNA to estimate bear population size and the genetic diversity of bear populations. Samples can be collected at natural ‘bear rub’ sites or at hair traps […]
Is it good to smile when your sad?
Is it good to smile when your sad? Science has shown that the mere act of smiling can lift your mood, lower stress, boost your immune system and possibly even prolong your life. Why do I smile when I want to cry? Smiling when discussing trauma is a way to minimize the traumatic experience. It […]
How are all halogens similar?
How are all halogens similar? Atoms of group 7 elements all have seven electrons in their outer shell. This means that the halogens all have similar chemical properties . What properties do Group 7 have in common? Elements in group seven have a number of similar properties, most importantly they have low melting and boiling […]
Do whales give milk to their babies?
Do whales give milk to their babies? To be more hydrodynamic, the mother’s nipples are inverted at the mammary gland until the baby starts to nudge where they then start to point out. The mom then starts to shoot out milk. Whales don’t have lips, so they can’t really suckle the milk. Instead it’s almost […]
How often do frizzle chickens lay eggs?
How often do frizzle chickens lay eggs? between 2-4 eggs each week Most Frizzle Chickens will lay between 2-4 eggs each week. What colors do they come in? The breed of your Frizzle will determine their color. Barred Rocks Frizzles will be black and white, whereas Cochin, Silkie and Japanese Bantam Frizzles have a wide […]
What animal can run longest distance?
What animal can run longest distance? 1. Ostrich. The world’s biggest bird is also the best marathon runner on the planet. While the official world record marathon time for a human is just below 2 hours, 3 minutes, an ostrich could run a marathon in an estimated 45 minutes, according to Popular Mechanics. Which animal […]
How does salt on meat preserves it from spoilage by bacteria?
How does salt on meat preserves it from spoilage by bacteria? Salt inhibits the growth of microorganisms by drawing water out of microbial cells through osmosis. Concentrations of salt up to 20% are required to kill most species of unwanted bacteria. Why is salt used to preserve meat? Salt is effective as a preservative because […]
What do painful nipples indicate?
What do painful nipples indicate? Nipples are sensitive, and they can hurt for lots of reasons. Tight clothes, rashes, and infections can all irritate the tender skin. For women, sore nipples are common during periods, pregnancy, and breastfeeding. Any pain in your nipples can make you wonder if you have breast cancer. Why are my […]