melodieanderson melodieanderson

04-05-2017
Biology

contestada

Which group of animals evolved first? A. echinoderms B. chordates C. flatworms D. cnidarians

Respuesta :

Finchwolf Finchwolf

12-05-2017

The correct answer is D. cnidarians

Answer Link

jjustinbregoli037 jjustinbregoli037

10-12-2019

Answer:

D. cnidarians

Explanation:

on the evolutionary chart cnidarians (jellyfish) were the first singular self sustaining organisms the very first creatures on earth however are sponges which are a bunch microscopic organisms working together to make a "living creature"

Answer Link

Otras preguntas

36 is what percent less than 48?

what evidence is there to show that changing sand to glass is a chemical change

Manuela planted 5 patches of beans Each patch had 8 rows of 27 beans plants. How many bean plants are in each patch? How many bean plants did Manuela plant in a

Los chicos deben _____er al profesor como el Sr.Rios whats the missing blank

Pollution is the only way that humans can cause changes to ecosystems. True or false?

What are the solutions of -3-y^2=24

Oxygen is denoted as 16O8. How many protons and neutrons does an oxygen atom have?

The ordered pairs (0, -2), (1, 1), (2, 4), (3, 7), and (4, 10) represent a function. What is a rule that represents this function?

When you weigh yourself, are you actually reading the support force acting on you, or are you really reading your weight?

what is the value of the tape diagram if the ratio is 8 to 7 and the total is 195