What are the basic building blocks of proteins? What Are Proteins Made Of? The building blocks of proteins are amino acids, which are small organic molecules that consist of an alpha (central) carbon atom linked to an amino group, a carboxyl group, a hydrogen atom, and a variable component called a side chain (see below). […]
Do all plant cells have vacuoles?
Do all plant cells have vacuoles? Most mature plant cells have one large vacuole that typically occupies more than 30% of the cell’s volume, and that can occupy as much as 80% of the volume for certain cell types and conditions. Strands of cytoplasm often run through the vacuole. Do all plant cells have a […]
What food is the highest in water?
What food is the highest in water? Cucumbers are made up of around 96% water – that’s the highest water content of any food. They’re also low in calories, and a source of vitamins and fibre. Tip: Add cucumber to your salads, snack on cucumber vegetable sticks with hummus or blend cucumber with mint and […]
How can a source be both primary and secondary?
How can a source be both primary and secondary? Primary and secondary categories are often not fixed and depend on the study or research you are undertaking. For example, newspaper editorial/opinion pieces can be both primary and secondary. If exploring how an event affected people at a certain time, this type of source would be […]
How do we measure light?
Which tool is the most reliable for determining the pH level of a substance?
Which tool is the most reliable for determining the pH level of a substance? pH meters What is the difference between litmus solution indicator and universal indicator solution? Blue litmus solution turns red under acidic conditions; red litmus solution turns blue under basic /alkaline conditions. On the other hand, universal indicator solution tells us or […]
What is the weakest volcano?
What is the weakest volcano? The weakest are Hawaiian and submarine, then Strombolian, followed by Vulcanian and Surtseyan….Volcanic Explosivity Index. VEI 0 Plume height <100 m (330 ft) Eruptive volume * 1,000 m3 (35,300 cu ft) Eruption type Hawaiian Example Kilauea What happens when you inhale a lot of ash? In some eruptions, ash particles […]
What is a high heart rate for a teenage girl?
Is there oxygen in a greenhouse?
Is there oxygen in a greenhouse? But it is only one of several primary greenhouse gases. Water vapor, methane, nitrous oxide, and ozone are all on the list as well. Is dinitrogen monoxide a greenhouse gas? The direct greenhouse gases are carbon dioxide (CO2), nitrous oxide (N2O), and methane (CH4). The indirect greenhouse gases are […]