This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The first evidence of multicellular organisms is about _______ million years old. a. 670. b. ... (Read 124 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
on: Jun 22, 2018
The first evidence of multicellular organisms is about _______ million years old.
 
  a. 670.
  b. 25.
  c. 100
  d. 520.

Question 2

Homo erectus had a pronounced ___________.
 
  a. Pelvic girdle.
  b. Chest cavity.
  c. Brow ridge.
  d. Chin.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

juiceman1987

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jun 22, 2018
Answer to Question 1

A

Answer to Question 2

C


Chelseaamend

  • Member
  • Posts: 545
Reply 2 on: Jun 22, 2018
Excellent

nanny

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

A classification system for living and extinct organisms. A classification system for living and extinct organisms.
The overlapping relationship among research, evidence-based practice The overlapping relationship among research, evidence-based practice
Results from sequential study of two cohorts tested at three ages and at three different points in t Results from sequential study of two cohorts tested at three ages and at three different points in t
VESPR Chart. My favorite for many years VESPR Chart. My favorite for many years
A pedigree for albinism collected in the early years of the twentieth century by Charles Davenport, A pedigree for albinism collected in the early years of the twentieth century by Charles Davenport,
Three years old drawing Three years old drawing
Video: ADH and the arterioles, kidneys, sweat glands and the Atrial natriuretic peptide (ANP)

For a complete list of videos, visit our video library