About how long does it take Earth to complete one revolution around the Sun?

O

O

1 year

14 days

24 hours

27.3 days

0

16. The smallest particle of an element is a/an A. molecule. B. tissue. C. atom. D. cell.

The pH scale is used to tell if a substance is an acid or base. Substances with a pH of 7 are neutral. An acid is anything below 7 and a base is anything above 7. If a certain substance has a pH of 1, what type of substance is it? A.

What is the best description of a plant meristem

A horse and a donkey mate to produce an offspring that is not fertile. What explains the relationship between a horse and a donkey? A. Horses and donkeys belong to similar species. B. Horses and donkeys belong to the same species. C.

What is the significance of cytokinesis? Speculate what would happen if cytokinesis did not occur.

In order to keep all other things the same and isolate the effects of one particular variable in the biology experiment, Kate will want to do which of the following? Check all that apply. Offer the same type of food to the rats in each trial.

During naturalistic observation research, you only focused on information that supported your hypothesis, later research proved that your hypothesis was incorrect. What type of bias did you exhibit?

1. How is mitochondrial DNA different in shape from nuclear DNA? 2. From which parent is mitochondrial DNA inherited? 3. How was DNA science used to prove the identity of skeletal remains from the Yekaterinburg? 4.

Which type of genetic exchange occurs among bacteria in which DNA is carried into a bacterial cell by means of a virus? a) transduction b) transformation c) conjugation d) budding a) transduction

What process of the carbon cycle is likely causing the increase in carbon dioxide?