The efficiency of a machine can be increased by (a) decreasing distance (b) decreasing force (c) reducing friction (d) reducing work

Which structure is involved in the reproduction of a fern plant

Which of the following is true about the Sun? The Sun is the only star in the Milky Way galaxy. The Sun is one of many stars in the Milky Way galaxy. The Sun is the only star in the Universe. The Sun is one of many stars in our solar system.

What is the name for a large region with consistent organisms and weather?

Which of the following processes produces the nucleotide sequence UUA from the sequence AAT?

In which layer of the ocean are you likely to find the most plants A epipelagic zone B bathypelagic zone C hadalpelagic zone D abyssopelagic zone

10. The kidney is an organ that collects wastes and excess water from the blood and sends them to the bladder where they are stored before being removed from the body.

3) In regards to sunspot activity, we are presently ...

Which inheritance pattern results when parents are crossed for pure traits and the resulting offspring have traits tha blend? O incomplete dominance O codominance O Mendelian inheritance O polygenic inheritance

How many different species are there? kings and kigdoms

What problems might a cell develop if its plasma membrane did not have selective permeability?