The body contains about 100 000 000 000 000 cells. Work out how many red blood cells there would be. Show your working

Explain the difference between a "hawk" and a "dove."

What is not a characteristic of life?

The two most important regulatory systems for the maintenance of homeostasis are Circulatory and nervous Endocrine and circulatory Lymphatic and circulatory Nervous and endocrine

Water droplets sticking to spider webs is caused by the same property that caused a water droplet to stick to your finger in your lab. What property of water is responsible? Question 15 options: capillary action surface tension cohesion adhesion

The branch of Earth science that focuses on objects beyond Earth's atmosphere is A. astronomy. B. oceanography. C. geology. D. meteorology.

How long do footprints last at the sene of the crime?

Which of the following items would have the highest density? A. A 2 cm3 block of lead with a mass of 11 grams B. A 12 cm3 block of wood with a mass of 3 grams C. A 12 cm3 block of aluminum with a mass of 2 grams

Why are the nerves that take information from our world called sensory neurons?

Explain the effects of radiation on the cellular process of mitosis and meiosis

A biome that has a large amount of rainfall, high temperatures, and a poor soil is a