Which cell structure is mainly responsible for releasing energy from food molecules in some single-celled organisms?

(1) ribosome

(2) chloroplast

(3) cell membrane

(4) mitochondrion

What is a possible effect of an error during transcription? O A. The organism will become transgenic. O B. The wrong protein will be produced. O C. The virus will enter the lytic cycle. O D. The DNA will have a missense mutation.

In plants, what nucleotide would you expect to immediately follow a methylated cytosine?

Which of the following are luminous? A. paper, rainbows, stars B. candle flame, humans C. campfire, star, Sun

The following statement is false. Select the rewording that makes the statement true. The law of segregation states that alleles for each gene are inherited independently.

If nothing is done to control the level of greenhouse gases in the atmosphere, global temperature is expected to: rise drop even off fluctuate randomly

1. This subatomic particle with the smallest mass ... A. proton B. neutron C. electron 2. The fastest moving particle ... A. proton B. neutron C. electron

On the average, the Neanderthals were physically: a. taller and thinner than modern humans b. much more lightly built than modern humans c. shorter and more muscular than modern humans d. probably weaker than modern humans e.

Sunflower plants have smooth and fleshy stems. Based on these characteristics, which type of plant could it be? A.) Herbaceous B.) Woody C.) Monocot

Which of the following is the best definition of Genetics? a. The passing of traits from parents to offspring b. A child can get different forms of a trait from their parents c.

Classify each phrase as describing a competitive inhibitor, uncompetitive inhibitor, or mixed (mixed noncompetitive) inhibitor. Note that K m refers to apparent K m.