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

Author Question: Approximately what proportion of all species that ever existed on earth are still in existence? ... (Read 77 times)

ts19998

  • Hero Member
  • *****
  • Posts: 531
on: Jun 22, 2018
Approximately what proportion of all species that ever existed on earth are still in existence?
 
  A) about 61
  B) about 31
  C) about 7.5
  D) less than 1
  E) about 19

Question 2

The last surviving hominin species is
 
  A) Australopithecus.
  B) Homo sapiens.
  C) prosimians.
  D) lemurs.
  E) tree shrews.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mjbamaung

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: B


ts19998

  • Member
  • Posts: 531
Reply 2 on: Jun 22, 2018
:D TYSM

aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Earth Latitude Tilt Earth Latitude Tilt
Approach used to determine the evolutionary relationships among many animal species using molecular Approach used to determine the evolutionary relationships among many animal species using molecular
Species-rich floras of chalk grassland compared to species-poor floras of acid soils. Species-rich floras of chalk grassland compared to species-poor floras of acid soils.
The Blue-bearded Bee-eater Nyctyornis athertoni is a large species of bee-eater found in South Asia. The Blue-bearded Bee-eater Nyctyornis athertoni is a large species of bee-eater found in South Asia.
Effects of Earth’s Changing Orientation: Solar Angle Effects of Earth’s Changing Orientation: Solar Angle
Distribution of Earth's Water Distribution of Earth's Water
Video: Ventilation - phases and driving forces

For a complete list of videos, visit our video library