Instructions: 1. For each of the provided food webs indicate how many toxins are in each link in the food chain based on the information provided. Amount of toxins Toxins in food item x # of food items consumed 2. Answer the question about clams at the bottom of the page Food chain 1 DIATOMS → CLAM 0.025 toxins Clam eats 10,000 diatoms Sea otter eats 100 clams Food chain 2 DIATOMS → COPEPOD 0.025 toxins Copepod eats 50 diatoms Clams eats 6,000 copepods Sea otter eats 75 clams SEA OTTER CLAM → SEA OTTER Clams are usually omnivores, eating both plant-like organisms such as diatoms and animals such as copepods. Would this increase or decrease the amount of toxin in the clam? Explain your reasoning.

Your answer A piece of DNA was analyzed and 15% of its nucleotides were adenine. What percentage would be uracil? * 15% 0% 30% O 60% Match the definition with the correct vocabulary word.* 8. h b O O O O

i want to know if both statement are true or false. thank you

Which ancient civilization was located at A

Evidence from a site in Kanjera, Kenya indicates that about two million years ago, early humans transported stone from its source of origin over seven miles to the site where it was recovered. Group of answer choices True False

A plant cell and an animal cell are shown below. Plant cell Animal cell Which conclusion can be made from these diagrams? A Plant and animal cells interact to make new organisms. B Nerve cells are present in plant and animal cells. Animal cells require oxygen to release the energy stored in food while plant cells do not.

A Moving to another question will save this response. Question 21 How many nucleotides would be required to synthesize a protein of 60 amino acids? 90 30 Moving to another question will save this response. MAY (30) 23 66 180 10 20 tv MacBook Air 3 A

Which of the characteristics of living things best explains why some North American birds fly south for the winter

QUESTION 2 The theory of evolution states that: O Over time, all living things gradually evolve to become better adapted to their environments until there is a perfect fit between the organism and its environment O Over time, simple organisms become more complex and advanced through evolution O All life on Earth is descended from a single common ancestor, and differences between organisms can all be attributed to evolutionary change O All evolution is caused by Natural Selection, in which individuals with genes that are better adapted to their environments are more likely to pass on those genes to their descendants, altering the allele frequency in the population over time

According to the theory of evolution by natural selection, species