Wrigueraddshaaaa Wrigueraddshaaaa

21-10-2016
Biology

contestada

Choose the correct sentence to complete the sentence. Silicon dioxide forms the cell walls of _____. A. diatoms B. Insects C. plants

Relax

Respuesta :

johnkellock johnkellock

30-10-2016

A. Diatoms. Diatoms are a major group of algae, and are among the most common types of phytoplankton. The diatom cells are contained within a unique silica cell wall known as a frustule made up of two valves called thecae.

Answer Link

Otras preguntas

Can someone pls help me ! 20 points

1. Despicably define the word

During the 1950s, an increase in the number of marriages and births fueled • high unemployment. O new opportunities for women. • a demand for housing. growth in

A line passes through the points (-4,3) and (0, 0). What is the slope of the line?

Securing one of the often sought-after positions in canine unit, drug enforcement, or cybercrime analysis requires which of the following? Select all that apply

8 is 80% OF WHAT NUMBER? 155 is 25% of WHAT NUMBER?

A test charge is placed at a distance of 2.0 × 10-1 meters from a charge of 5.4 × 10-8 coulombs. what is the electric field at the test charge? (k = 9.0 × 109 n

How has Washington State been a pioneer in health care? A. Its life expectancy is the highest in the nation. B. The first health maintenance organization was fo

Introduction to Drawing UNIT 10 Art Evaluation and Careers LESSON 6 Art Evaluation and Careers Test

Recommend ways in which TQM can reduce the cost of quality