Biology

Please remind the 10th grade HIP students that on Thursday they need to go to room E207 for the PLAN test. 

Biology Plus Notes- November 3, 2015

 

 

Bell Work- Write a sentence to describe what the DNA molecule looks like.  DNA looks like a twisted ladder. DNA has 2 strands with 2 bases in the middle.

 

Coach P went over the answers (gave them the answers) to the questions on the blue packet on Nucleic Acids. They should complete the packet and fill in the guided reading questions.

 

QUIZ- 

Practice- Which of the following are ways in which RNA is different than DNA?

I Single Stranded

II Ribose

III Number of nitrogenous bases

Answer: I and II

(RNA and DNA both have 4 bases. They don’t have different number of bases.)

 

1. A nucleic acid monomer is called

a, a nucleoside

b. a nucleotide

c. Deoxyribose

d. Ribose

f. a nucleosome

 

2. Which element is found in both nucleic acids and proteins?

a. Nitrogen

b. Phosphorus

c. Magnesium

d. Sulfur

e. Iron

 

3. Both DNA and RNA

a. are single stranded

b. contain the same four nitrogenous bases

c. are polymers of amino acids

d. have the same five carbon sugars

e. contain phosphate groups

 

4. A nucleotide has how many parts?

a. 1

b. 2

c. 3 (phosphate, sugar, and base)

d. 4